Home / 18,462.82-25,478.66-10,079.32

Finding the Fourth Proportional to 18,462.82, 25,478.66 and 10,079.32

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Solution

The fourth proportional to 18,462.82, 25,478.66 and 10,079.32 is: 13,909.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,462.82 : 25,478.66 = 10,079.32 : x
  2. Step 2: Convert to fraction form
    18,462.82/25,478.66 = 10,079.32/x
  3. Step 3: Cross multiply
    18,462.82x = 25,478.66 × 10,079.32
  4. Step 4: Simplify right side
    18,462.82x = 256,807,567.31
  5. Step 5: Solve for x
    x = 256,807,567.31/18,462.82
  6. Step 6: Final answer
    x = 13,909.44

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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.