Home / 45,187.22-67,822.88-23,017.20

Finding the Fourth Proportional to 45,187.22, 67,822.88 and 23,017.20

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Solution

The fourth proportional to 45,187.22, 67,822.88 and 23,017.20 is: 34,547.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,187.22 : 67,822.88 = 23,017.20 : x
  2. Step 2: Convert to fraction form
    45,187.22/67,822.88 = 23,017.20/x
  3. Step 3: Cross multiply
    45,187.22x = 67,822.88 × 23,017.20
  4. Step 4: Simplify right side
    45,187.22x = 1,561,092,553.59
  5. Step 5: Solve for x
    x = 1,561,092,553.59/45,187.22
  6. Step 6: Final answer
    x = 34,547.21

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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.