Home / 55,887.49-77,124.39-31,693.04

Finding the Fourth Proportional to 55,887.49, 77,124.39 and 31,693.04

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Solution

The fourth proportional to 55,887.49, 77,124.39 and 31,693.04 is: 43,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,887.49 : 77,124.39 = 31,693.04 : x
  2. Step 2: Convert to fraction form
    55,887.49/77,124.39 = 31,693.04/x
  3. Step 3: Cross multiply
    55,887.49x = 77,124.39 × 31,693.04
  4. Step 4: Simplify right side
    55,887.49x = 2,444,306,218.78
  5. Step 5: Solve for x
    x = 2,444,306,218.78/55,887.49
  6. Step 6: Final answer
    x = 43,736.20

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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.