Home / 56,375.39-77,797.06-30,882.26

Finding the Fourth Proportional to 56,375.39, 77,797.06 and 30,882.26

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Solution

The fourth proportional to 56,375.39, 77,797.06 and 30,882.26 is: 42,616.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,375.39 : 77,797.06 = 30,882.26 : x
  2. Step 2: Convert to fraction form
    56,375.39/77,797.06 = 30,882.26/x
  3. Step 3: Cross multiply
    56,375.39x = 77,797.06 × 30,882.26
  4. Step 4: Simplify right side
    56,375.39x = 2,402,549,151.44
  5. Step 5: Solve for x
    x = 2,402,549,151.44/56,375.39
  6. Step 6: Final answer
    x = 42,616.98

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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.