Home / 47,275.60-65,222.04-27,125.20

Finding the Fourth Proportional to 47,275.60, 65,222.04 and 27,125.20

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Solution

The fourth proportional to 47,275.60, 65,222.04 and 27,125.20 is: 37,422.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,275.60 : 65,222.04 = 27,125.20 : x
  2. Step 2: Convert to fraction form
    47,275.60/65,222.04 = 27,125.20/x
  3. Step 3: Cross multiply
    47,275.60x = 65,222.04 × 27,125.20
  4. Step 4: Simplify right side
    47,275.60x = 1,769,160,879.41
  5. Step 5: Solve for x
    x = 1,769,160,879.41/47,275.60
  6. Step 6: Final answer
    x = 37,422.28

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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.