Home / 27,607.25-38,095.61-15,671.09

Finding the Fourth Proportional to 27,607.25, 38,095.61 and 15,671.09

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Solution

The fourth proportional to 27,607.25, 38,095.61 and 15,671.09 is: 21,624.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,607.25 : 38,095.61 = 15,671.09 : x
  2. Step 2: Convert to fraction form
    27,607.25/38,095.61 = 15,671.09/x
  3. Step 3: Cross multiply
    27,607.25x = 38,095.61 × 15,671.09
  4. Step 4: Simplify right side
    27,607.25x = 596,999,654.56
  5. Step 5: Solve for x
    x = 596,999,654.56/27,607.25
  6. Step 6: Final answer
    x = 21,624.74

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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.