Home / 25,614.42-38,346.90-15,723.71

Finding the Fourth Proportional to 25,614.42, 38,346.90 and 15,723.71

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Solution

The fourth proportional to 25,614.42, 38,346.90 and 15,723.71 is: 23,539.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,614.42 : 38,346.90 = 15,723.71 : x
  2. Step 2: Convert to fraction form
    25,614.42/38,346.90 = 15,723.71/x
  3. Step 3: Cross multiply
    25,614.42x = 38,346.90 × 15,723.71
  4. Step 4: Simplify right side
    25,614.42x = 602,955,535.00
  5. Step 5: Solve for x
    x = 602,955,535.00/25,614.42
  6. Step 6: Final answer
    x = 23,539.69

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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.