Home / 25,574.55-38,337.22-13,100.45

Finding the Fourth Proportional to 25,574.55, 38,337.22 and 13,100.45

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Solution

The fourth proportional to 25,574.55, 38,337.22 and 13,100.45 is: 19,638.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,574.55 : 38,337.22 = 13,100.45 : x
  2. Step 2: Convert to fraction form
    25,574.55/38,337.22 = 13,100.45/x
  3. Step 3: Cross multiply
    25,574.55x = 38,337.22 × 13,100.45
  4. Step 4: Simplify right side
    25,574.55x = 502,234,753.08
  5. Step 5: Solve for x
    x = 502,234,753.08/25,574.55
  6. Step 6: Final answer
    x = 19,638.07

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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.