Home / 23,423.76-32,325.60-13,353.72

Finding the Fourth Proportional to 23,423.76, 32,325.60 and 13,353.72

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Solution

The fourth proportional to 23,423.76, 32,325.60 and 13,353.72 is: 18,428.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,423.76 : 32,325.60 = 13,353.72 : x
  2. Step 2: Convert to fraction form
    23,423.76/32,325.60 = 13,353.72/x
  3. Step 3: Cross multiply
    23,423.76x = 32,325.60 × 13,353.72
  4. Step 4: Simplify right side
    23,423.76x = 431,667,011.23
  5. Step 5: Solve for x
    x = 431,667,011.23/23,423.76
  6. Step 6: Final answer
    x = 18,428.60

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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.