Home / 27,885.25-38,475.96-15,952.60

Finding the Fourth Proportional to 27,885.25, 38,475.96 and 15,952.60

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Solution

The fourth proportional to 27,885.25, 38,475.96 and 15,952.60 is: 22,011.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,885.25 : 38,475.96 = 15,952.60 : x
  2. Step 2: Convert to fraction form
    27,885.25/38,475.96 = 15,952.60/x
  3. Step 3: Cross multiply
    27,885.25x = 38,475.96 × 15,952.60
  4. Step 4: Simplify right side
    27,885.25x = 613,791,599.50
  5. Step 5: Solve for x
    x = 613,791,599.50/27,885.25
  6. Step 6: Final answer
    x = 22,011.34

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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.