Home / 16,657.95-22,988.13-9,104.31

Finding the Fourth Proportional to 16,657.95, 22,988.13 and 9,104.31

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Solution

The fourth proportional to 16,657.95, 22,988.13 and 9,104.31 is: 12,564.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,657.95 : 22,988.13 = 9,104.31 : x
  2. Step 2: Convert to fraction form
    16,657.95/22,988.13 = 9,104.31/x
  3. Step 3: Cross multiply
    16,657.95x = 22,988.13 × 9,104.31
  4. Step 4: Simplify right side
    16,657.95x = 209,291,061.84
  5. Step 5: Solve for x
    x = 209,291,061.84/16,657.95
  6. Step 6: Final answer
    x = 12,564.03

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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.