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Finding the Fourth Proportional to 25,154.91, 37,738.44 and 9,360.45

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Solution

The fourth proportional to 25,154.91, 37,738.44 and 9,360.45 is: 14,042.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.91 : 37,738.44 = 9,360.45 : x
  2. Step 2: Convert to fraction form
    25,154.91/37,738.44 = 9,360.45/x
  3. Step 3: Cross multiply
    25,154.91x = 37,738.44 × 9,360.45
  4. Step 4: Simplify right side
    25,154.91x = 353,248,780.70
  5. Step 5: Solve for x
    x = 353,248,780.70/25,154.91
  6. Step 6: Final answer
    x = 14,042.94

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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.