Home / 16,712.46-23,043.69-13,883.13

Finding the Fourth Proportional to 16,712.46, 23,043.69 and 13,883.13

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Solution

The fourth proportional to 16,712.46, 23,043.69 and 13,883.13 is: 19,142.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,712.46 : 23,043.69 = 13,883.13 : x
  2. Step 2: Convert to fraction form
    16,712.46/23,043.69 = 13,883.13/x
  3. Step 3: Cross multiply
    16,712.46x = 23,043.69 × 13,883.13
  4. Step 4: Simplify right side
    16,712.46x = 319,918,543.95
  5. Step 5: Solve for x
    x = 319,918,543.95/16,712.46
  6. Step 6: Final answer
    x = 19,142.52

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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.