Home / 23,155.19-31,952.25-13,084.50

Finding the Fourth Proportional to 23,155.19, 31,952.25 and 13,084.50

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Solution

The fourth proportional to 23,155.19, 31,952.25 and 13,084.50 is: 18,055.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,155.19 : 31,952.25 = 13,084.50 : x
  2. Step 2: Convert to fraction form
    23,155.19/31,952.25 = 13,084.50/x
  3. Step 3: Cross multiply
    23,155.19x = 31,952.25 × 13,084.50
  4. Step 4: Simplify right side
    23,155.19x = 418,079,215.13
  5. Step 5: Solve for x
    x = 418,079,215.13/23,155.19
  6. Step 6: Final answer
    x = 18,055.53

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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.