Home / 16,711.52-23,061.31-9,157.66

Finding the Fourth Proportional to 16,711.52, 23,061.31 and 9,157.66

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Solution

The fourth proportional to 16,711.52, 23,061.31 and 9,157.66 is: 12,637.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,711.52 : 23,061.31 = 9,157.66 : x
  2. Step 2: Convert to fraction form
    16,711.52/23,061.31 = 9,157.66/x
  3. Step 3: Cross multiply
    16,711.52x = 23,061.31 × 9,157.66
  4. Step 4: Simplify right side
    16,711.52x = 211,187,555.59
  5. Step 5: Solve for x
    x = 211,187,555.59/16,711.52
  6. Step 6: Final answer
    x = 12,637.25

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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.