Home / 23,114.96-31,898.12-13,043.15

Finding the Fourth Proportional to 23,114.96, 31,898.12 and 13,043.15

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Solution

The fourth proportional to 23,114.96, 31,898.12 and 13,043.15 is: 17,999.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,114.96 : 31,898.12 = 13,043.15 : x
  2. Step 2: Convert to fraction form
    23,114.96/31,898.12 = 13,043.15/x
  3. Step 3: Cross multiply
    23,114.96x = 31,898.12 × 13,043.15
  4. Step 4: Simplify right side
    23,114.96x = 416,051,837.00
  5. Step 5: Solve for x
    x = 416,051,837.00/23,114.96
  6. Step 6: Final answer
    x = 17,999.24

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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.