Home / 55,825.72-77,040.38-30,332.04

Finding the Fourth Proportional to 55,825.72, 77,040.38 and 30,332.04

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Solution

The fourth proportional to 55,825.72, 77,040.38 and 30,332.04 is: 41,858.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,825.72 : 77,040.38 = 30,332.04 : x
  2. Step 2: Convert to fraction form
    55,825.72/77,040.38 = 30,332.04/x
  3. Step 3: Cross multiply
    55,825.72x = 77,040.38 × 30,332.04
  4. Step 4: Simplify right side
    55,825.72x = 2,336,791,887.78
  5. Step 5: Solve for x
    x = 2,336,791,887.78/55,825.72
  6. Step 6: Final answer
    x = 41,858.70

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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.