Home / 25,692.30-35,454.51-15,081.66

Finding the Fourth Proportional to 25,692.30, 35,454.51 and 15,081.66

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Solution

The fourth proportional to 25,692.30, 35,454.51 and 15,081.66 is: 20,812.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,692.30 : 35,454.51 = 15,081.66 : x
  2. Step 2: Convert to fraction form
    25,692.30/35,454.51 = 15,081.66/x
  3. Step 3: Cross multiply
    25,692.30x = 35,454.51 × 15,081.66
  4. Step 4: Simplify right side
    25,692.30x = 534,712,865.29
  5. Step 5: Solve for x
    x = 534,712,865.29/25,692.30
  6. Step 6: Final answer
    x = 20,812.18

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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.