Home / 47,478.62-71,203.57-15,880.57

Finding the Fourth Proportional to 47,478.62, 71,203.57 and 15,880.57

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Solution

The fourth proportional to 47,478.62, 71,203.57 and 15,880.57 is: 23,816.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,478.62 : 71,203.57 = 15,880.57 : x
  2. Step 2: Convert to fraction form
    47,478.62/71,203.57 = 15,880.57/x
  3. Step 3: Cross multiply
    47,478.62x = 71,203.57 × 15,880.57
  4. Step 4: Simplify right side
    47,478.62x = 1,130,753,549.77
  5. Step 5: Solve for x
    x = 1,130,753,549.77/47,478.62
  6. Step 6: Final answer
    x = 23,816.06

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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.