Home / 28,032.68-42,061.44-14,881.88

Finding the Fourth Proportional to 28,032.68, 42,061.44 and 14,881.88

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Solution

The fourth proportional to 28,032.68, 42,061.44 and 14,881.88 is: 22,329.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,032.68 : 42,061.44 = 14,881.88 : x
  2. Step 2: Convert to fraction form
    28,032.68/42,061.44 = 14,881.88/x
  3. Step 3: Cross multiply
    28,032.68x = 42,061.44 × 14,881.88
  4. Step 4: Simplify right side
    28,032.68x = 625,953,302.71
  5. Step 5: Solve for x
    x = 625,953,302.71/28,032.68
  6. Step 6: Final answer
    x = 22,329.41

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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.