Home / 45,320.98-67,988.39-23,122.25

Finding the Fourth Proportional to 45,320.98, 67,988.39 and 23,122.25

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Solution

The fourth proportional to 45,320.98, 67,988.39 and 23,122.25 is: 34,686.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,320.98 : 67,988.39 = 23,122.25 : x
  2. Step 2: Convert to fraction form
    45,320.98/67,988.39 = 23,122.25/x
  3. Step 3: Cross multiply
    45,320.98x = 67,988.39 × 23,122.25
  4. Step 4: Simplify right side
    45,320.98x = 1,572,044,605.04
  5. Step 5: Solve for x
    x = 1,572,044,605.04/45,320.98
  6. Step 6: Final answer
    x = 34,686.91

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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.