Home / 23,081.36-31,854.53-13,652.96

Finding the Fourth Proportional to 23,081.36, 31,854.53 and 13,652.96

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Solution

The fourth proportional to 23,081.36, 31,854.53 and 13,652.96 is: 18,842.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,081.36 : 31,854.53 = 13,652.96 : x
  2. Step 2: Convert to fraction form
    23,081.36/31,854.53 = 13,652.96/x
  3. Step 3: Cross multiply
    23,081.36x = 31,854.53 × 13,652.96
  4. Step 4: Simplify right side
    23,081.36x = 434,908,555.64
  5. Step 5: Solve for x
    x = 434,908,555.64/23,081.36
  6. Step 6: Final answer
    x = 18,842.41

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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.