Home / 25,157.28-37,742.40-9,576.12

Finding the Fourth Proportional to 25,157.28, 37,742.40 and 9,576.12

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Solution

The fourth proportional to 25,157.28, 37,742.40 and 9,576.12 is: 14,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,157.28 : 37,742.40 = 9,576.12 : x
  2. Step 2: Convert to fraction form
    25,157.28/37,742.40 = 9,576.12/x
  3. Step 3: Cross multiply
    25,157.28x = 37,742.40 × 9,576.12
  4. Step 4: Simplify right side
    25,157.28x = 361,425,751.49
  5. Step 5: Solve for x
    x = 361,425,751.49/25,157.28
  6. Step 6: Final answer
    x = 14,366.65

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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.