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Finding the Fourth Proportional to 25,601.38, 38,402.06 and 7,133.38

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Solution

The fourth proportional to 25,601.38, 38,402.06 and 7,133.38 is: 10,700.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,601.38 : 38,402.06 = 7,133.38 : x
  2. Step 2: Convert to fraction form
    25,601.38/38,402.06 = 7,133.38/x
  3. Step 3: Cross multiply
    25,601.38x = 38,402.06 × 7,133.38
  4. Step 4: Simplify right side
    25,601.38x = 273,936,486.76
  5. Step 5: Solve for x
    x = 273,936,486.76/25,601.38
  6. Step 6: Final answer
    x = 10,700.07

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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.