Home / 19,348.38-29,010.15-10,589.45

Finding the Fourth Proportional to 19,348.38, 29,010.15 and 10,589.45

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Solution

The fourth proportional to 19,348.38, 29,010.15 and 10,589.45 is: 15,877.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,348.38 : 29,010.15 = 10,589.45 : x
  2. Step 2: Convert to fraction form
    19,348.38/29,010.15 = 10,589.45/x
  3. Step 3: Cross multiply
    19,348.38x = 29,010.15 × 10,589.45
  4. Step 4: Simplify right side
    19,348.38x = 307,201,387.87
  5. Step 5: Solve for x
    x = 307,201,387.87/19,348.38
  6. Step 6: Final answer
    x = 15,877.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.