Home / 40,281.08-55,588.75-22,132.01

Finding the Fourth Proportional to 40,281.08, 55,588.75 and 22,132.01

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Solution

The fourth proportional to 40,281.08, 55,588.75 and 22,132.01 is: 30,542.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,281.08 : 55,588.75 = 22,132.01 : x
  2. Step 2: Convert to fraction form
    40,281.08/55,588.75 = 22,132.01/x
  3. Step 3: Cross multiply
    40,281.08x = 55,588.75 × 22,132.01
  4. Step 4: Simplify right side
    40,281.08x = 1,230,290,854.53
  5. Step 5: Solve for x
    x = 1,230,290,854.53/40,281.08
  6. Step 6: Final answer
    x = 30,542.65

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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.