Home / 25,821.56-35,630.33-14,490.62

Finding the Fourth Proportional to 25,821.56, 35,630.33 and 14,490.62

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Solution

The fourth proportional to 25,821.56, 35,630.33 and 14,490.62 is: 19,995.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,821.56 : 35,630.33 = 14,490.62 : x
  2. Step 2: Convert to fraction form
    25,821.56/35,630.33 = 14,490.62/x
  3. Step 3: Cross multiply
    25,821.56x = 35,630.33 × 14,490.62
  4. Step 4: Simplify right side
    25,821.56x = 516,305,500.05
  5. Step 5: Solve for x
    x = 516,305,500.05/25,821.56
  6. Step 6: Final answer
    x = 19,995.13

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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.