Home / 25,323.28-38,001.24-13,644.64

Finding the Fourth Proportional to 25,323.28, 38,001.24 and 13,644.64

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Solution

The fourth proportional to 25,323.28, 38,001.24 and 13,644.64 is: 20,475.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,323.28 : 38,001.24 = 13,644.64 : x
  2. Step 2: Convert to fraction form
    25,323.28/38,001.24 = 13,644.64/x
  3. Step 3: Cross multiply
    25,323.28x = 38,001.24 × 13,644.64
  4. Step 4: Simplify right side
    25,323.28x = 518,513,239.35
  5. Step 5: Solve for x
    x = 518,513,239.35/25,323.28
  6. Step 6: Final answer
    x = 20,475.75

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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.