Home / 55,962.20-77,226.38-30,468

Finding the Fourth Proportional to 55,962.20, 77,226.38 and 30,468

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Solution

The fourth proportional to 55,962.20, 77,226.38 and 30,468 is: 42,045.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,962.20 : 77,226.38 = 30,468 : x
  2. Step 2: Convert to fraction form
    55,962.20/77,226.38 = 30,468/x
  3. Step 3: Cross multiply
    55,962.20x = 77,226.38 × 30,468
  4. Step 4: Simplify right side
    55,962.20x = 2,352,933,345.84
  5. Step 5: Solve for x
    x = 2,352,933,345.84/55,962.20
  6. Step 6: Final answer
    x = 42,045.05

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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.