Home / 17,686.49-24,406.38-9,727.43

Finding the Fourth Proportional to 17,686.49, 24,406.38 and 9,727.43

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Solution

The fourth proportional to 17,686.49, 24,406.38 and 9,727.43 is: 13,423.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,686.49 : 24,406.38 = 9,727.43 : x
  2. Step 2: Convert to fraction form
    17,686.49/24,406.38 = 9,727.43/x
  3. Step 3: Cross multiply
    17,686.49x = 24,406.38 × 9,727.43
  4. Step 4: Simplify right side
    17,686.49x = 237,411,353.00
  5. Step 5: Solve for x
    x = 237,411,353.00/17,686.49
  6. Step 6: Final answer
    x = 13,423.32

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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.