Home / 18,158.79-25,061.48-10,201.02

Finding the Fourth Proportional to 18,158.79, 25,061.48 and 10,201.02

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Solution

The fourth proportional to 18,158.79, 25,061.48 and 10,201.02 is: 14,078.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,158.79 : 25,061.48 = 10,201.02 : x
  2. Step 2: Convert to fraction form
    18,158.79/25,061.48 = 10,201.02/x
  3. Step 3: Cross multiply
    18,158.79x = 25,061.48 × 10,201.02
  4. Step 4: Simplify right side
    18,158.79x = 255,652,596.65
  5. Step 5: Solve for x
    x = 255,652,596.65/18,158.79
  6. Step 6: Final answer
    x = 14,078.72

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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.