Home / 47,612.18-71,395.88-17,605.68

Finding the Fourth Proportional to 47,612.18, 71,395.88 and 17,605.68

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Solution

The fourth proportional to 47,612.18, 71,395.88 and 17,605.68 is: 26,400.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,612.18 : 71,395.88 = 17,605.68 : x
  2. Step 2: Convert to fraction form
    47,612.18/71,395.88 = 17,605.68/x
  3. Step 3: Cross multiply
    47,612.18x = 71,395.88 × 17,605.68
  4. Step 4: Simplify right side
    47,612.18x = 1,256,973,016.60
  5. Step 5: Solve for x
    x = 1,256,973,016.60/47,612.18
  6. Step 6: Final answer
    x = 26,400.24

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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.