Home / 51,215.27-70,677.60-29,706.47

Finding the Fourth Proportional to 51,215.27, 70,677.60 and 29,706.47

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Solution

The fourth proportional to 51,215.27, 70,677.60 and 29,706.47 is: 40,995.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,215.27 : 70,677.60 = 29,706.47 : x
  2. Step 2: Convert to fraction form
    51,215.27/70,677.60 = 29,706.47/x
  3. Step 3: Cross multiply
    51,215.27x = 70,677.60 × 29,706.47
  4. Step 4: Simplify right side
    51,215.27x = 2,099,581,775.17
  5. Step 5: Solve for x
    x = 2,099,581,775.17/51,215.27
  6. Step 6: Final answer
    x = 40,995.23

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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.