Home / 47,478.60-65,512.74-26,253.75

Finding the Fourth Proportional to 47,478.60, 65,512.74 and 26,253.75

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Solution

The fourth proportional to 47,478.60, 65,512.74 and 26,253.75 is: 36,225.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,478.60 : 65,512.74 = 26,253.75 : x
  2. Step 2: Convert to fraction form
    47,478.60/65,512.74 = 26,253.75/x
  3. Step 3: Cross multiply
    47,478.60x = 65,512.74 × 26,253.75
  4. Step 4: Simplify right side
    47,478.60x = 1,719,955,097.78
  5. Step 5: Solve for x
    x = 1,719,955,097.78/47,478.60
  6. Step 6: Final answer
    x = 36,225.90

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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.