Home / 16,713.29-23,064.37-9,159.90

Finding the Fourth Proportional to 16,713.29, 23,064.37 and 9,159.90

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Solution

The fourth proportional to 16,713.29, 23,064.37 and 9,159.90 is: 12,640.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,713.29 : 23,064.37 = 9,159.90 : x
  2. Step 2: Convert to fraction form
    16,713.29/23,064.37 = 9,159.90/x
  3. Step 3: Cross multiply
    16,713.29x = 23,064.37 × 9,159.90
  4. Step 4: Simplify right side
    16,713.29x = 211,267,355.76
  5. Step 5: Solve for x
    x = 211,267,355.76/16,713.29
  6. Step 6: Final answer
    x = 12,640.68

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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.