Home / 19,899.29-29,833.95-17,158.25

Finding the Fourth Proportional to 19,899.29, 29,833.95 and 17,158.25

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Solution

The fourth proportional to 19,899.29, 29,833.95 and 17,158.25 is: 25,724.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,899.29 : 29,833.95 = 17,158.25 : x
  2. Step 2: Convert to fraction form
    19,899.29/29,833.95 = 17,158.25/x
  3. Step 3: Cross multiply
    19,899.29x = 29,833.95 × 17,158.25
  4. Step 4: Simplify right side
    19,899.29x = 511,898,372.59
  5. Step 5: Solve for x
    x = 511,898,372.59/19,899.29
  6. Step 6: Final answer
    x = 25,724.45

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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.