Home / 19,005.02-26,223.99-10,619.90

Finding the Fourth Proportional to 19,005.02, 26,223.99 and 10,619.90

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Solution

The fourth proportional to 19,005.02, 26,223.99 and 10,619.90 is: 14,653.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.02 : 26,223.99 = 10,619.90 : x
  2. Step 2: Convert to fraction form
    19,005.02/26,223.99 = 10,619.90/x
  3. Step 3: Cross multiply
    19,005.02x = 26,223.99 × 10,619.90
  4. Step 4: Simplify right side
    19,005.02x = 278,496,151.40
  5. Step 5: Solve for x
    x = 278,496,151.40/19,005.02
  6. Step 6: Final answer
    x = 14,653.82

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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.