Home / 56,737.76-85,112.46-21,706.88

Finding the Fourth Proportional to 56,737.76, 85,112.46 and 21,706.88

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Solution

The fourth proportional to 56,737.76, 85,112.46 and 21,706.88 is: 32,562.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,737.76 : 85,112.46 = 21,706.88 : x
  2. Step 2: Convert to fraction form
    56,737.76/85,112.46 = 21,706.88/x
  3. Step 3: Cross multiply
    56,737.76x = 85,112.46 × 21,706.88
  4. Step 4: Simplify right side
    56,737.76x = 1,847,525,955.72
  5. Step 5: Solve for x
    x = 1,847,525,955.72/56,737.76
  6. Step 6: Final answer
    x = 32,562.55

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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.