Home / 56,040.46-77,335.32-30,546.82

Finding the Fourth Proportional to 56,040.46, 77,335.32 and 30,546.82

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Solution

The fourth proportional to 56,040.46, 77,335.32 and 30,546.82 is: 42,154.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,040.46 : 77,335.32 = 30,546.82 : x
  2. Step 2: Convert to fraction form
    56,040.46/77,335.32 = 30,546.82/x
  3. Step 3: Cross multiply
    56,040.46x = 77,335.32 × 30,546.82
  4. Step 4: Simplify right side
    56,040.46x = 2,362,348,099.68
  5. Step 5: Solve for x
    x = 2,362,348,099.68/56,040.46
  6. Step 6: Final answer
    x = 42,154.33

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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.