Home / 32,289.30-48,428.28-8,910.54

Finding the Fourth Proportional to 32,289.30, 48,428.28 and 8,910.54

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Solution

The fourth proportional to 32,289.30, 48,428.28 and 8,910.54 is: 13,364.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,289.30 : 48,428.28 = 8,910.54 : x
  2. Step 2: Convert to fraction form
    32,289.30/48,428.28 = 8,910.54/x
  3. Step 3: Cross multiply
    32,289.30x = 48,428.28 × 8,910.54
  4. Step 4: Simplify right side
    32,289.30x = 431,522,126.07
  5. Step 5: Solve for x
    x = 431,522,126.07/32,289.30
  6. Step 6: Final answer
    x = 13,364.25

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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.