Home / 42,767.57-64,134.95-14,682.39

Finding the Fourth Proportional to 42,767.57, 64,134.95 and 14,682.39

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Solution

The fourth proportional to 42,767.57, 64,134.95 and 14,682.39 is: 22,017.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,767.57 : 64,134.95 = 14,682.39 : x
  2. Step 2: Convert to fraction form
    42,767.57/64,134.95 = 14,682.39/x
  3. Step 3: Cross multiply
    42,767.57x = 64,134.95 × 14,682.39
  4. Step 4: Simplify right side
    42,767.57x = 941,654,348.53
  5. Step 5: Solve for x
    x = 941,654,348.53/42,767.57
  6. Step 6: Final answer
    x = 22,017.95

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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.