Home / 54,279.17-81,446.57-25,848.28

Finding the Fourth Proportional to 54,279.17, 81,446.57 and 25,848.28

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Solution

The fourth proportional to 54,279.17, 81,446.57 and 25,848.28 is: 38,785.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,279.17 : 81,446.57 = 25,848.28 : x
  2. Step 2: Convert to fraction form
    54,279.17/81,446.57 = 25,848.28/x
  3. Step 3: Cross multiply
    54,279.17x = 81,446.57 × 25,848.28
  4. Step 4: Simplify right side
    54,279.17x = 2,105,253,746.40
  5. Step 5: Solve for x
    x = 2,105,253,746.40/54,279.17
  6. Step 6: Final answer
    x = 38,785.67

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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.