Home / 25,554.20-38,337.68-25,130.40

Finding the Fourth Proportional to 25,554.20, 38,337.68 and 25,130.40

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Solution

The fourth proportional to 25,554.20, 38,337.68 and 25,130.40 is: 37,701.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,554.20 : 38,337.68 = 25,130.40 : x
  2. Step 2: Convert to fraction form
    25,554.20/38,337.68 = 25,130.40/x
  3. Step 3: Cross multiply
    25,554.20x = 38,337.68 × 25,130.40
  4. Step 4: Simplify right side
    25,554.20x = 963,441,233.47
  5. Step 5: Solve for x
    x = 963,441,233.47/25,554.20
  6. Step 6: Final answer
    x = 37,701.87

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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.