Home / 48,240.50-72,358.52-13,180.05

Finding the Fourth Proportional to 48,240.50, 72,358.52 and 13,180.05

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Solution

The fourth proportional to 48,240.50, 72,358.52 and 13,180.05 is: 19,769.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,240.50 : 72,358.52 = 13,180.05 : x
  2. Step 2: Convert to fraction form
    48,240.50/72,358.52 = 13,180.05/x
  3. Step 3: Cross multiply
    48,240.50x = 72,358.52 × 13,180.05
  4. Step 4: Simplify right side
    48,240.50x = 953,688,845.63
  5. Step 5: Solve for x
    x = 953,688,845.63/48,240.50
  6. Step 6: Final answer
    x = 19,769.47

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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.