Home / 56,062.71-77,385.28-33,408.81

Finding the Fourth Proportional to 56,062.71, 77,385.28 and 33,408.81

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Solution

The fourth proportional to 56,062.71, 77,385.28 and 33,408.81 is: 46,115.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,062.71 : 77,385.28 = 33,408.81 : x
  2. Step 2: Convert to fraction form
    56,062.71/77,385.28 = 33,408.81/x
  3. Step 3: Cross multiply
    56,062.71x = 77,385.28 × 33,408.81
  4. Step 4: Simplify right side
    56,062.71x = 2,585,349,729.39
  5. Step 5: Solve for x
    x = 2,585,349,729.39/56,062.71
  6. Step 6: Final answer
    x = 46,115.32

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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.