Home / 27,941.28-38,558.20-15,366.03

Finding the Fourth Proportional to 27,941.28, 38,558.20 and 15,366.03

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Solution

The fourth proportional to 27,941.28, 38,558.20 and 15,366.03 is: 21,204.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,941.28 : 38,558.20 = 15,366.03 : x
  2. Step 2: Convert to fraction form
    27,941.28/38,558.20 = 15,366.03/x
  3. Step 3: Cross multiply
    27,941.28x = 38,558.20 × 15,366.03
  4. Step 4: Simplify right side
    27,941.28x = 592,486,419.53
  5. Step 5: Solve for x
    x = 592,486,419.53/27,941.28
  6. Step 6: Final answer
    x = 21,204.70

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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.