Home / 47,250.35-70,874.70-11,711.60

Finding the Fourth Proportional to 47,250.35, 70,874.70 and 11,711.60

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Solution

The fourth proportional to 47,250.35, 70,874.70 and 11,711.60 is: 17,567.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,250.35 : 70,874.70 = 11,711.60 : x
  2. Step 2: Convert to fraction form
    47,250.35/70,874.70 = 11,711.60/x
  3. Step 3: Cross multiply
    47,250.35x = 70,874.70 × 11,711.60
  4. Step 4: Simplify right side
    47,250.35x = 830,056,402.68
  5. Step 5: Solve for x
    x = 830,056,402.68/47,250.35
  6. Step 6: Final answer
    x = 17,567.20

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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.