Home / 28,601.68-42,844.12-14,721.52

Finding the Fourth Proportional to 28,601.68, 42,844.12 and 14,721.52

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Solution

The fourth proportional to 28,601.68, 42,844.12 and 14,721.52 is: 22,052.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,601.68 : 42,844.12 = 14,721.52 : x
  2. Step 2: Convert to fraction form
    28,601.68/42,844.12 = 14,721.52/x
  3. Step 3: Cross multiply
    28,601.68x = 42,844.12 × 14,721.52
  4. Step 4: Simplify right side
    28,601.68x = 630,730,569.46
  5. Step 5: Solve for x
    x = 630,730,569.46/28,601.68
  6. Step 6: Final answer
    x = 22,052.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.