Home / 28,353.92-42,527.13-9,633.20

Finding the Fourth Proportional to 28,353.92, 42,527.13 and 9,633.20

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Solution

The fourth proportional to 28,353.92, 42,527.13 and 9,633.20 is: 14,448.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,353.92 : 42,527.13 = 9,633.20 : x
  2. Step 2: Convert to fraction form
    28,353.92/42,527.13 = 9,633.20/x
  3. Step 3: Cross multiply
    28,353.92x = 42,527.13 × 9,633.20
  4. Step 4: Simplify right side
    28,353.92x = 409,672,099.96
  5. Step 5: Solve for x
    x = 409,672,099.96/28,353.92
  6. Step 6: Final answer
    x = 14,448.52

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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.