Home / 18,447.02-25,456.65-10,062.98

Finding the Fourth Proportional to 18,447.02, 25,456.65 and 10,062.98

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Solution

The fourth proportional to 18,447.02, 25,456.65 and 10,062.98 is: 13,886.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,447.02 : 25,456.65 = 10,062.98 : x
  2. Step 2: Convert to fraction form
    18,447.02/25,456.65 = 10,062.98/x
  3. Step 3: Cross multiply
    18,447.02x = 25,456.65 × 10,062.98
  4. Step 4: Simplify right side
    18,447.02x = 256,169,759.82
  5. Step 5: Solve for x
    x = 256,169,759.82/18,447.02
  6. Step 6: Final answer
    x = 13,886.78

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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.