Home / 15,475.89-23,251.82-9,931.53

Finding the Fourth Proportional to 15,475.89, 23,251.82 and 9,931.53

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Solution

The fourth proportional to 15,475.89, 23,251.82 and 9,931.53 is: 14,921.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,475.89 : 23,251.82 = 9,931.53 : x
  2. Step 2: Convert to fraction form
    15,475.89/23,251.82 = 9,931.53/x
  3. Step 3: Cross multiply
    15,475.89x = 23,251.82 × 9,931.53
  4. Step 4: Simplify right side
    15,475.89x = 230,926,098.23
  5. Step 5: Solve for x
    x = 230,926,098.23/15,475.89
  6. Step 6: Final answer
    x = 14,921.67

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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.