Home / 48,666.56-67,161.46-28,247.05

Finding the Fourth Proportional to 48,666.56, 67,161.46 and 28,247.05

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Solution

The fourth proportional to 48,666.56, 67,161.46 and 28,247.05 is: 38,981.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,666.56 : 67,161.46 = 28,247.05 : x
  2. Step 2: Convert to fraction form
    48,666.56/67,161.46 = 28,247.05/x
  3. Step 3: Cross multiply
    48,666.56x = 67,161.46 × 28,247.05
  4. Step 4: Simplify right side
    48,666.56x = 1,897,112,880.17
  5. Step 5: Solve for x
    x = 1,897,112,880.17/48,666.56
  6. Step 6: Final answer
    x = 38,981.85

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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.