Home / 19,002.70-26,223.55-10,505.35

Finding the Fourth Proportional to 19,002.70, 26,223.55 and 10,505.35

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Solution

The fourth proportional to 19,002.70, 26,223.55 and 10,505.35 is: 14,497.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,002.70 : 26,223.55 = 10,505.35 : x
  2. Step 2: Convert to fraction form
    19,002.70/26,223.55 = 10,505.35/x
  3. Step 3: Cross multiply
    19,002.70x = 26,223.55 × 10,505.35
  4. Step 4: Simplify right side
    19,002.70x = 275,487,570.99
  5. Step 5: Solve for x
    x = 275,487,570.99/19,002.70
  6. Step 6: Final answer
    x = 14,497.29

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Half scale
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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.