Home / 25,091.06-34,625.15-15,528.41

Finding the Fourth Proportional to 25,091.06, 34,625.15 and 15,528.41

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Solution

The fourth proportional to 25,091.06, 34,625.15 and 15,528.41 is: 21,428.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,091.06 : 34,625.15 = 15,528.41 : x
  2. Step 2: Convert to fraction form
    25,091.06/34,625.15 = 15,528.41/x
  3. Step 3: Cross multiply
    25,091.06x = 34,625.15 × 15,528.41
  4. Step 4: Simplify right side
    25,091.06x = 537,673,274.74
  5. Step 5: Solve for x
    x = 537,673,274.74/25,091.06
  6. Step 6: Final answer
    x = 21,428.88

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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.