Home / 19,038.67-26,272.39-10,424.62

Finding the Fourth Proportional to 19,038.67, 26,272.39 and 10,424.62

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Solution

The fourth proportional to 19,038.67, 26,272.39 and 10,424.62 is: 14,385.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.67 : 26,272.39 = 10,424.62 : x
  2. Step 2: Convert to fraction form
    19,038.67/26,272.39 = 10,424.62/x
  3. Step 3: Cross multiply
    19,038.67x = 26,272.39 × 10,424.62
  4. Step 4: Simplify right side
    19,038.67x = 273,879,682.24
  5. Step 5: Solve for x
    x = 273,879,682.24/19,038.67
  6. Step 6: Final answer
    x = 14,385.44

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Half scale
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Double scale
Find fourth proportional to 19,039.67, 26,273.77 and 10,425.62
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.