Home / 18,418.16-25,417.07-10,034.66

Finding the Fourth Proportional to 18,418.16, 25,417.07 and 10,034.66

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Solution

The fourth proportional to 18,418.16, 25,417.07 and 10,034.66 is: 13,847.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,418.16 : 25,417.07 = 10,034.66 : x
  2. Step 2: Convert to fraction form
    18,418.16/25,417.07 = 10,034.66/x
  3. Step 3: Cross multiply
    18,418.16x = 25,417.07 × 10,034.66
  4. Step 4: Simplify right side
    18,418.16x = 255,051,655.65
  5. Step 5: Solve for x
    x = 255,051,655.65/18,418.16
  6. Step 6: Final answer
    x = 13,847.84

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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.