Home / 55,581.73-76,695.56-31,706.98

Finding the Fourth Proportional to 55,581.73, 76,695.56 and 31,706.98

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Solution

The fourth proportional to 55,581.73, 76,695.56 and 31,706.98 is: 43,751.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,581.73 : 76,695.56 = 31,706.98 : x
  2. Step 2: Convert to fraction form
    55,581.73/76,695.56 = 31,706.98/x
  3. Step 3: Cross multiply
    55,581.73x = 76,695.56 × 31,706.98
  4. Step 4: Simplify right side
    55,581.73x = 2,431,784,045.00
  5. Step 5: Solve for x
    x = 2,431,784,045.00/55,581.73
  6. Step 6: Final answer
    x = 43,751.50

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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.