Home / 45,220.90-62,408.02-25,079.70

Finding the Fourth Proportional to 45,220.90, 62,408.02 and 25,079.70

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Solution

The fourth proportional to 45,220.90, 62,408.02 and 25,079.70 is: 34,611.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,220.90 : 62,408.02 = 25,079.70 : x
  2. Step 2: Convert to fraction form
    45,220.90/62,408.02 = 25,079.70/x
  3. Step 3: Cross multiply
    45,220.90x = 62,408.02 × 25,079.70
  4. Step 4: Simplify right side
    45,220.90x = 1,565,174,419.19
  5. Step 5: Solve for x
    x = 1,565,174,419.19/45,220.90
  6. Step 6: Final answer
    x = 34,611.75

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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.