Home / 19,480.40-29,220.60-16,254.80

Finding the Fourth Proportional to 19,480.40, 29,220.60 and 16,254.80

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Solution

The fourth proportional to 19,480.40, 29,220.60 and 16,254.80 is: 24,382.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,480.40 : 29,220.60 = 16,254.80 : x
  2. Step 2: Convert to fraction form
    19,480.40/29,220.60 = 16,254.80/x
  3. Step 3: Cross multiply
    19,480.40x = 29,220.60 × 16,254.80
  4. Step 4: Simplify right side
    19,480.40x = 474,975,008.88
  5. Step 5: Solve for x
    x = 474,975,008.88/19,480.40
  6. Step 6: Final answer
    x = 24,382.20

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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.