Home / 51,761.32-71,443.14-48,259.24

Finding the Fourth Proportional to 51,761.32, 71,443.14 and 48,259.24

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Solution

The fourth proportional to 51,761.32, 71,443.14 and 48,259.24 is: 66,609.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,761.32 : 71,443.14 = 48,259.24 : x
  2. Step 2: Convert to fraction form
    51,761.32/71,443.14 = 48,259.24/x
  3. Step 3: Cross multiply
    51,761.32x = 71,443.14 × 48,259.24
  4. Step 4: Simplify right side
    51,761.32x = 3,447,791,639.61
  5. Step 5: Solve for x
    x = 3,447,791,639.61/51,761.32
  6. Step 6: Final answer
    x = 66,609.42

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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.