Home / 28,332.57-42,518.15-11,692.53

Finding the Fourth Proportional to 28,332.57, 42,518.15 and 11,692.53

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Solution

The fourth proportional to 28,332.57, 42,518.15 and 11,692.53 is: 17,546.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,332.57 : 42,518.15 = 11,692.53 : x
  2. Step 2: Convert to fraction form
    28,332.57/42,518.15 = 11,692.53/x
  3. Step 3: Cross multiply
    28,332.57x = 42,518.15 × 11,692.53
  4. Step 4: Simplify right side
    28,332.57x = 497,144,685.96
  5. Step 5: Solve for x
    x = 497,144,685.96/28,332.57
  6. Step 6: Final answer
    x = 17,546.76

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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.