Home / 18,653.38-25,741.35-10,695.13

Finding the Fourth Proportional to 18,653.38, 25,741.35 and 10,695.13

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Solution

The fourth proportional to 18,653.38, 25,741.35 and 10,695.13 is: 14,759.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,653.38 : 25,741.35 = 10,695.13 : x
  2. Step 2: Convert to fraction form
    18,653.38/25,741.35 = 10,695.13/x
  3. Step 3: Cross multiply
    18,653.38x = 25,741.35 × 10,695.13
  4. Step 4: Simplify right side
    18,653.38x = 275,307,020.27
  5. Step 5: Solve for x
    x = 275,307,020.27/18,653.38
  6. Step 6: Final answer
    x = 14,759.10

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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.