Home / 25,513.04-38,269.59-13,900.07

Finding the Fourth Proportional to 25,513.04, 38,269.59 and 13,900.07

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Solution

The fourth proportional to 25,513.04, 38,269.59 and 13,900.07 is: 20,850.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,513.04 : 38,269.59 = 13,900.07 : x
  2. Step 2: Convert to fraction form
    25,513.04/38,269.59 = 13,900.07/x
  3. Step 3: Cross multiply
    25,513.04x = 38,269.59 × 13,900.07
  4. Step 4: Simplify right side
    25,513.04x = 531,950,023.42
  5. Step 5: Solve for x
    x = 531,950,023.42/25,513.04
  6. Step 6: Final answer
    x = 20,850.12

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Similar ratio
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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.