Home / 27,766.44-38,330.28-17,708.58

Finding the Fourth Proportional to 27,766.44, 38,330.28 and 17,708.58

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Solution

The fourth proportional to 27,766.44, 38,330.28 and 17,708.58 is: 24,445.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,766.44 : 38,330.28 = 17,708.58 : x
  2. Step 2: Convert to fraction form
    27,766.44/38,330.28 = 17,708.58/x
  3. Step 3: Cross multiply
    27,766.44x = 38,330.28 × 17,708.58
  4. Step 4: Simplify right side
    27,766.44x = 678,774,829.80
  5. Step 5: Solve for x
    x = 678,774,829.80/27,766.44
  6. Step 6: Final answer
    x = 24,445.87

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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.