Home / 18,112.32-24,995.04-10,154.64

Finding the Fourth Proportional to 18,112.32, 24,995.04 and 10,154.64

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Solution

The fourth proportional to 18,112.32, 24,995.04 and 10,154.64 is: 14,013.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,112.32 : 24,995.04 = 10,154.64 : x
  2. Step 2: Convert to fraction form
    18,112.32/24,995.04 = 10,154.64/x
  3. Step 3: Cross multiply
    18,112.32x = 24,995.04 × 10,154.64
  4. Step 4: Simplify right side
    18,112.32x = 253,815,632.99
  5. Step 5: Solve for x
    x = 253,815,632.99/18,112.32
  6. Step 6: Final answer
    x = 14,013.42

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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.