Home / 15,688.44-23,540.67-10,427.04

Finding the Fourth Proportional to 15,688.44, 23,540.67 and 10,427.04

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Solution

The fourth proportional to 15,688.44, 23,540.67 and 10,427.04 is: 15,645.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,688.44 : 23,540.67 = 10,427.04 : x
  2. Step 2: Convert to fraction form
    15,688.44/23,540.67 = 10,427.04/x
  3. Step 3: Cross multiply
    15,688.44x = 23,540.67 × 10,427.04
  4. Step 4: Simplify right side
    15,688.44x = 245,459,507.72
  5. Step 5: Solve for x
    x = 245,459,507.72/15,688.44
  6. Step 6: Final answer
    x = 15,645.88

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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.