Home / 40,214.40-60,348.24-16,840.80

Finding the Fourth Proportional to 40,214.40, 60,348.24 and 16,840.80

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Solution

The fourth proportional to 40,214.40, 60,348.24 and 16,840.80 is: 25,272.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,214.40 : 60,348.24 = 16,840.80 : x
  2. Step 2: Convert to fraction form
    40,214.40/60,348.24 = 16,840.80/x
  3. Step 3: Cross multiply
    40,214.40x = 60,348.24 × 16,840.80
  4. Step 4: Simplify right side
    40,214.40x = 1,016,312,640.19
  5. Step 5: Solve for x
    x = 1,016,312,640.19/40,214.40
  6. Step 6: Final answer
    x = 25,272.36

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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.