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Finding the Fourth Proportional to 32,461.72, 48,687.69 and 10,272.21

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Solution

The fourth proportional to 32,461.72, 48,687.69 and 10,272.21 is: 15,406.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,461.72 : 48,687.69 = 10,272.21 : x
  2. Step 2: Convert to fraction form
    32,461.72/48,687.69 = 10,272.21/x
  3. Step 3: Cross multiply
    32,461.72x = 48,687.69 × 10,272.21
  4. Step 4: Simplify right side
    32,461.72x = 500,130,176.09
  5. Step 5: Solve for x
    x = 500,130,176.09/32,461.72
  6. Step 6: Final answer
    x = 15,406.77

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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.