Home / 40,320.06-55,642.90-22,169.85

Finding the Fourth Proportional to 40,320.06, 55,642.90 and 22,169.85

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Solution

The fourth proportional to 40,320.06, 55,642.90 and 22,169.85 is: 30,595.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,320.06 : 55,642.90 = 22,169.85 : x
  2. Step 2: Convert to fraction form
    40,320.06/55,642.90 = 22,169.85/x
  3. Step 3: Cross multiply
    40,320.06x = 55,642.90 × 22,169.85
  4. Step 4: Simplify right side
    40,320.06x = 1,233,594,552.03
  5. Step 5: Solve for x
    x = 1,233,594,552.03/40,320.06
  6. Step 6: Final answer
    x = 30,595.05

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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.