Home / 23,116.56-31,900.66-13,045.08

Finding the Fourth Proportional to 23,116.56, 31,900.66 and 13,045.08

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Solution

The fourth proportional to 23,116.56, 31,900.66 and 13,045.08 is: 18,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,116.56 : 31,900.66 = 13,045.08 : x
  2. Step 2: Convert to fraction form
    23,116.56/31,900.66 = 13,045.08/x
  3. Step 3: Cross multiply
    23,116.56x = 31,900.66 × 13,045.08
  4. Step 4: Simplify right side
    23,116.56x = 416,146,661.75
  5. Step 5: Solve for x
    x = 416,146,661.75/23,116.56
  6. Step 6: Final answer
    x = 18,002.10

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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.