Home / 18,182.30-25,088.65-10,224.05

Finding the Fourth Proportional to 18,182.30, 25,088.65 and 10,224.05

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Solution

The fourth proportional to 18,182.30, 25,088.65 and 10,224.05 is: 14,107.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,182.30 : 25,088.65 = 10,224.05 : x
  2. Step 2: Convert to fraction form
    18,182.30/25,088.65 = 10,224.05/x
  3. Step 3: Cross multiply
    18,182.30x = 25,088.65 × 10,224.05
  4. Step 4: Simplify right side
    18,182.30x = 256,507,545.97
  5. Step 5: Solve for x
    x = 256,507,545.97/18,182.30
  6. Step 6: Final answer
    x = 14,107.54

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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.