Home / 25,441.56-38,164.60-6,721.32

Finding the Fourth Proportional to 25,441.56, 38,164.60 and 6,721.32

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Solution

The fourth proportional to 25,441.56, 38,164.60 and 6,721.32 is: 10,082.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,441.56 : 38,164.60 = 6,721.32 : x
  2. Step 2: Convert to fraction form
    25,441.56/38,164.60 = 6,721.32/x
  3. Step 3: Cross multiply
    25,441.56x = 38,164.60 × 6,721.32
  4. Step 4: Simplify right side
    25,441.56x = 256,516,489.27
  5. Step 5: Solve for x
    x = 256,516,489.27/25,441.56
  6. Step 6: Final answer
    x = 10,082.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.