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Finding the Fourth Proportional to 32,676.42, 48,985.47 and 15,122.10

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Solution

The fourth proportional to 32,676.42, 48,985.47 and 15,122.10 is: 22,669.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,676.42 : 48,985.47 = 15,122.10 : x
  2. Step 2: Convert to fraction form
    32,676.42/48,985.47 = 15,122.10/x
  3. Step 3: Cross multiply
    32,676.42x = 48,985.47 × 15,122.10
  4. Step 4: Simplify right side
    32,676.42x = 740,763,175.89
  5. Step 5: Solve for x
    x = 740,763,175.89/32,676.42
  6. Step 6: Final answer
    x = 22,669.66

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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.