Home / 25,593.20-35,304.34-14,980.78

Finding the Fourth Proportional to 25,593.20, 35,304.34 and 14,980.78

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Solution

The fourth proportional to 25,593.20, 35,304.34 and 14,980.78 is: 20,665.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,593.20 : 35,304.34 = 14,980.78 : x
  2. Step 2: Convert to fraction form
    25,593.20/35,304.34 = 14,980.78/x
  3. Step 3: Cross multiply
    25,593.20x = 35,304.34 × 14,980.78
  4. Step 4: Simplify right side
    25,593.20x = 528,886,550.59
  5. Step 5: Solve for x
    x = 528,886,550.59/25,593.20
  6. Step 6: Final answer
    x = 20,665.12

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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.