Home / 48,381.79-66,755.18-28,227.17

Finding the Fourth Proportional to 48,381.79, 66,755.18 and 28,227.17

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Solution

The fourth proportional to 48,381.79, 66,755.18 and 28,227.17 is: 38,946.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,381.79 : 66,755.18 = 28,227.17 : x
  2. Step 2: Convert to fraction form
    48,381.79/66,755.18 = 28,227.17/x
  3. Step 3: Cross multiply
    48,381.79x = 66,755.18 × 28,227.17
  4. Step 4: Simplify right side
    48,381.79x = 1,884,309,480.46
  5. Step 5: Solve for x
    x = 1,884,309,480.46/48,381.79
  6. Step 6: Final answer
    x = 38,946.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.