Home / 18,133.92-25,027.29-10,176.61

Finding the Fourth Proportional to 18,133.92, 25,027.29 and 10,176.61

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Solution

The fourth proportional to 18,133.92, 25,027.29 and 10,176.61 is: 14,045.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,133.92 : 25,027.29 = 10,176.61 : x
  2. Step 2: Convert to fraction form
    18,133.92/25,027.29 = 10,176.61/x
  3. Step 3: Cross multiply
    18,133.92x = 25,027.29 × 10,176.61
  4. Step 4: Simplify right side
    18,133.92x = 254,692,969.69
  5. Step 5: Solve for x
    x = 254,692,969.69/18,133.92
  6. Step 6: Final answer
    x = 14,045.11

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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.