Home / 47,126.76-70,689.96-12,066.36

Finding the Fourth Proportional to 47,126.76, 70,689.96 and 12,066.36

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Solution

The fourth proportional to 47,126.76, 70,689.96 and 12,066.36 is: 18,099.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,126.76 : 70,689.96 = 12,066.36 : x
  2. Step 2: Convert to fraction form
    47,126.76/70,689.96 = 12,066.36/x
  3. Step 3: Cross multiply
    47,126.76x = 70,689.96 × 12,066.36
  4. Step 4: Simplify right side
    47,126.76x = 852,970,505.75
  5. Step 5: Solve for x
    x = 852,970,505.75/47,126.76
  6. Step 6: Final answer
    x = 18,099.49

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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.