Home / 18,133.32-25,024.20-10,176.12

Finding the Fourth Proportional to 18,133.32, 25,024.20 and 10,176.12

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Solution

The fourth proportional to 18,133.32, 25,024.20 and 10,176.12 is: 14,043.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,133.32 : 25,024.20 = 10,176.12 : x
  2. Step 2: Convert to fraction form
    18,133.32/25,024.20 = 10,176.12/x
  3. Step 3: Cross multiply
    18,133.32x = 25,024.20 × 10,176.12
  4. Step 4: Simplify right side
    18,133.32x = 254,649,262.10
  5. Step 5: Solve for x
    x = 254,649,262.10/18,133.32
  6. Step 6: Final answer
    x = 14,043.17

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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.