Home / 39,626.14-59,438.61-9,640.66

Finding the Fourth Proportional to 39,626.14, 59,438.61 and 9,640.66

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Solution

The fourth proportional to 39,626.14, 59,438.61 and 9,640.66 is: 14,460.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,626.14 : 59,438.61 = 9,640.66 : x
  2. Step 2: Convert to fraction form
    39,626.14/59,438.61 = 9,640.66/x
  3. Step 3: Cross multiply
    39,626.14x = 59,438.61 × 9,640.66
  4. Step 4: Simplify right side
    39,626.14x = 573,027,614.63
  5. Step 5: Solve for x
    x = 573,027,614.63/39,626.14
  6. Step 6: Final answer
    x = 14,460.85

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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.