Home / 25,580.56-35,306.94-16,638.16

Finding the Fourth Proportional to 25,580.56, 35,306.94 and 16,638.16

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Solution

The fourth proportional to 25,580.56, 35,306.94 and 16,638.16 is: 22,964.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,580.56 : 35,306.94 = 16,638.16 : x
  2. Step 2: Convert to fraction form
    25,580.56/35,306.94 = 16,638.16/x
  3. Step 3: Cross multiply
    25,580.56x = 35,306.94 × 16,638.16
  4. Step 4: Simplify right side
    25,580.56x = 587,442,516.83
  5. Step 5: Solve for x
    x = 587,442,516.83/25,580.56
  6. Step 6: Final answer
    x = 22,964.41

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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.