Home / 23,117.42-31,902.86-13,048.32

Finding the Fourth Proportional to 23,117.42, 31,902.86 and 13,048.32

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Solution

The fourth proportional to 23,117.42, 31,902.86 and 13,048.32 is: 18,007.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,117.42 : 31,902.86 = 13,048.32 : x
  2. Step 2: Convert to fraction form
    23,117.42/31,902.86 = 13,048.32/x
  3. Step 3: Cross multiply
    23,117.42x = 31,902.86 × 13,048.32
  4. Step 4: Simplify right side
    23,117.42x = 416,278,726.20
  5. Step 5: Solve for x
    x = 416,278,726.20/23,117.42
  6. Step 6: Final answer
    x = 18,007.14

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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.