Home / 47,845.20-71,638.20-37,477.20

Finding the Fourth Proportional to 47,845.20, 71,638.20 and 37,477.20

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Solution

The fourth proportional to 47,845.20, 71,638.20 and 37,477.20 is: 56,114.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,845.20 : 71,638.20 = 37,477.20 : x
  2. Step 2: Convert to fraction form
    47,845.20/71,638.20 = 37,477.20/x
  3. Step 3: Cross multiply
    47,845.20x = 71,638.20 × 37,477.20
  4. Step 4: Simplify right side
    47,845.20x = 2,684,799,149.04
  5. Step 5: Solve for x
    x = 2,684,799,149.04/47,845.20
  6. Step 6: Final answer
    x = 56,114.28

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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.