Home / 55,417.88-83,114.17-22,129.01

Finding the Fourth Proportional to 55,417.88, 83,114.17 and 22,129.01

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Solution

The fourth proportional to 55,417.88, 83,114.17 and 22,129.01 is: 33,188.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,417.88 : 83,114.17 = 22,129.01 : x
  2. Step 2: Convert to fraction form
    55,417.88/83,114.17 = 22,129.01/x
  3. Step 3: Cross multiply
    55,417.88x = 83,114.17 × 22,129.01
  4. Step 4: Simplify right side
    55,417.88x = 1,839,234,451.53
  5. Step 5: Solve for x
    x = 1,839,234,451.53/55,417.88
  6. Step 6: Final answer
    x = 33,188.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.