Home / 23,711.08-32,711.28-16,642.12

Finding the Fourth Proportional to 23,711.08, 32,711.28 and 16,642.12

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Solution

The fourth proportional to 23,711.08, 32,711.28 and 16,642.12 is: 22,959.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,711.08 : 32,711.28 = 16,642.12 : x
  2. Step 2: Convert to fraction form
    23,711.08/32,711.28 = 16,642.12/x
  3. Step 3: Cross multiply
    23,711.08x = 32,711.28 × 16,642.12
  4. Step 4: Simplify right side
    23,711.08x = 544,385,047.11
  5. Step 5: Solve for x
    x = 544,385,047.11/23,711.08
  6. Step 6: Final answer
    x = 22,959.10

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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.