Home / 18,076.04-24,943.76-10,118.20

Finding the Fourth Proportional to 18,076.04, 24,943.76 and 10,118.20

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Solution

The fourth proportional to 18,076.04, 24,943.76 and 10,118.20 is: 13,962.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,076.04 : 24,943.76 = 10,118.20 : x
  2. Step 2: Convert to fraction form
    18,076.04/24,943.76 = 10,118.20/x
  3. Step 3: Cross multiply
    18,076.04x = 24,943.76 × 10,118.20
  4. Step 4: Simplify right side
    18,076.04x = 252,385,827.71
  5. Step 5: Solve for x
    x = 252,385,827.71/18,076.04
  6. Step 6: Final answer
    x = 13,962.45

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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.