Home / 17,646.29-24,351.90-9,689.02

Finding the Fourth Proportional to 17,646.29, 24,351.90 and 9,689.02

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Solution

The fourth proportional to 17,646.29, 24,351.90 and 9,689.02 is: 13,370.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,646.29 : 24,351.90 = 9,689.02 : x
  2. Step 2: Convert to fraction form
    17,646.29/24,351.90 = 9,689.02/x
  3. Step 3: Cross multiply
    17,646.29x = 24,351.90 × 9,689.02
  4. Step 4: Simplify right side
    17,646.29x = 235,945,985.26
  5. Step 5: Solve for x
    x = 235,945,985.26/17,646.29
  6. Step 6: Final answer
    x = 13,370.86

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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.