Home / 39,390.95-59,068.64-11,304.62

Finding the Fourth Proportional to 39,390.95, 59,068.64 and 11,304.62

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Solution

The fourth proportional to 39,390.95, 59,068.64 and 11,304.62 is: 16,951.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,390.95 : 59,068.64 = 11,304.62 : x
  2. Step 2: Convert to fraction form
    39,390.95/59,068.64 = 11,304.62/x
  3. Step 3: Cross multiply
    39,390.95x = 59,068.64 × 11,304.62
  4. Step 4: Simplify right side
    39,390.95x = 667,748,705.05
  5. Step 5: Solve for x
    x = 667,748,705.05/39,390.95
  6. Step 6: Final answer
    x = 16,951.83

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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.