Home / 38,770.04-58,155.06-12,476.84

Finding the Fourth Proportional to 38,770.04, 58,155.06 and 12,476.84

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Solution

The fourth proportional to 38,770.04, 58,155.06 and 12,476.84 is: 18,715.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,770.04 : 58,155.06 = 12,476.84 : x
  2. Step 2: Convert to fraction form
    38,770.04/58,155.06 = 12,476.84/x
  3. Step 3: Cross multiply
    38,770.04x = 58,155.06 × 12,476.84
  4. Step 4: Simplify right side
    38,770.04x = 725,591,134.82
  5. Step 5: Solve for x
    x = 725,591,134.82/38,770.04
  6. Step 6: Final answer
    x = 18,715.25

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Similar ratio
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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.