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Finding the Fourth Proportional to 32,312.75, 48,467.75 and 10,125.63

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Solution

The fourth proportional to 32,312.75, 48,467.75 and 10,125.63 is: 15,188.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,312.75 : 48,467.75 = 10,125.63 : x
  2. Step 2: Convert to fraction form
    32,312.75/48,467.75 = 10,125.63/x
  3. Step 3: Cross multiply
    32,312.75x = 48,467.75 × 10,125.63
  4. Step 4: Simplify right side
    32,312.75x = 490,766,452.80
  5. Step 5: Solve for x
    x = 490,766,452.80/32,312.75
  6. Step 6: Final answer
    x = 15,188.01

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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.