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Finding the Fourth Proportional to 32,484.72, 48,732.96 and 9,994.96

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Solution

The fourth proportional to 32,484.72, 48,732.96 and 9,994.96 is: 14,994.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,484.72 : 48,732.96 = 9,994.96 : x
  2. Step 2: Convert to fraction form
    32,484.72/48,732.96 = 9,994.96/x
  3. Step 3: Cross multiply
    32,484.72x = 48,732.96 × 9,994.96
  4. Step 4: Simplify right side
    32,484.72x = 487,083,985.88
  5. Step 5: Solve for x
    x = 487,083,985.88/32,484.72
  6. Step 6: Final answer
    x = 14,994.25

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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.