Home / 25,276.28-34,881.41-13,946.11

Finding the Fourth Proportional to 25,276.28, 34,881.41 and 13,946.11

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Solution

The fourth proportional to 25,276.28, 34,881.41 and 13,946.11 is: 19,245.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,276.28 : 34,881.41 = 13,946.11 : x
  2. Step 2: Convert to fraction form
    25,276.28/34,881.41 = 13,946.11/x
  3. Step 3: Cross multiply
    25,276.28x = 34,881.41 × 13,946.11
  4. Step 4: Simplify right side
    25,276.28x = 486,459,928.48
  5. Step 5: Solve for x
    x = 486,459,928.48/25,276.28
  6. Step 6: Final answer
    x = 19,245.71

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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.