Home / 23,184.66-31,995.06-13,113.20

Finding the Fourth Proportional to 23,184.66, 31,995.06 and 13,113.20

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Solution

The fourth proportional to 23,184.66, 31,995.06 and 13,113.20 is: 18,096.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,184.66 : 31,995.06 = 13,113.20 : x
  2. Step 2: Convert to fraction form
    23,184.66/31,995.06 = 13,113.20/x
  3. Step 3: Cross multiply
    23,184.66x = 31,995.06 × 13,113.20
  4. Step 4: Simplify right side
    23,184.66x = 419,557,620.79
  5. Step 5: Solve for x
    x = 419,557,620.79/23,184.66
  6. Step 6: Final answer
    x = 18,096.35

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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.