Home / 25,897.19-38,850.78-10,101.57

Finding the Fourth Proportional to 25,897.19, 38,850.78 and 10,101.57

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Solution

The fourth proportional to 25,897.19, 38,850.78 and 10,101.57 is: 15,154.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,897.19 : 38,850.78 = 10,101.57 : x
  2. Step 2: Convert to fraction form
    25,897.19/38,850.78 = 10,101.57/x
  3. Step 3: Cross multiply
    25,897.19x = 38,850.78 × 10,101.57
  4. Step 4: Simplify right side
    25,897.19x = 392,453,873.72
  5. Step 5: Solve for x
    x = 392,453,873.72/25,897.19
  6. Step 6: Final answer
    x = 15,154.31

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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.