Home / 25,806.20-35,612.61-15,058.46

Finding the Fourth Proportional to 25,806.20, 35,612.61 and 15,058.46

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Solution

The fourth proportional to 25,806.20, 35,612.61 and 15,058.46 is: 20,780.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,806.20 : 35,612.61 = 15,058.46 : x
  2. Step 2: Convert to fraction form
    25,806.20/35,612.61 = 15,058.46/x
  3. Step 3: Cross multiply
    25,806.20x = 35,612.61 × 15,058.46
  4. Step 4: Simplify right side
    25,806.20x = 536,270,885.12
  5. Step 5: Solve for x
    x = 536,270,885.12/25,806.20
  6. Step 6: Final answer
    x = 20,780.70

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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.