Home / 39,527.96-54,549.40-21,624.14

Finding the Fourth Proportional to 39,527.96, 54,549.40 and 21,624.14

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Solution

The fourth proportional to 39,527.96, 54,549.40 and 21,624.14 is: 29,841.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,527.96 : 54,549.40 = 21,624.14 : x
  2. Step 2: Convert to fraction form
    39,527.96/54,549.40 = 21,624.14/x
  3. Step 3: Cross multiply
    39,527.96x = 54,549.40 × 21,624.14
  4. Step 4: Simplify right side
    39,527.96x = 1,179,583,862.52
  5. Step 5: Solve for x
    x = 1,179,583,862.52/39,527.96
  6. Step 6: Final answer
    x = 29,841.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.