Home / 18,100.02-24,979.05-10,144.80

Finding the Fourth Proportional to 18,100.02, 24,979.05 and 10,144.80

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Solution

The fourth proportional to 18,100.02, 24,979.05 and 10,144.80 is: 14,000.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,100.02 : 24,979.05 = 10,144.80 : x
  2. Step 2: Convert to fraction form
    18,100.02/24,979.05 = 10,144.80/x
  3. Step 3: Cross multiply
    18,100.02x = 24,979.05 × 10,144.80
  4. Step 4: Simplify right side
    18,100.02x = 253,407,466.44
  5. Step 5: Solve for x
    x = 253,407,466.44/18,100.02
  6. Step 6: Final answer
    x = 14,000.40

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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.