Home / 29,079.41-40,129.22-16,503.35

Finding the Fourth Proportional to 29,079.41, 40,129.22 and 16,503.35

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Solution

The fourth proportional to 29,079.41, 40,129.22 and 16,503.35 is: 22,774.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,079.41 : 40,129.22 = 16,503.35 : x
  2. Step 2: Convert to fraction form
    29,079.41/40,129.22 = 16,503.35/x
  3. Step 3: Cross multiply
    29,079.41x = 40,129.22 × 16,503.35
  4. Step 4: Simplify right side
    29,079.41x = 662,266,403.50
  5. Step 5: Solve for x
    x = 662,266,403.50/29,079.41
  6. Step 6: Final answer
    x = 22,774.41

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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.