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Finding the Fourth Proportional to 32,001.79, 48,000.87 and 9,815.10

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Solution

The fourth proportional to 32,001.79, 48,000.87 and 9,815.10 is: 14,722.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,001.79 : 48,000.87 = 9,815.10 : x
  2. Step 2: Convert to fraction form
    32,001.79/48,000.87 = 9,815.10/x
  3. Step 3: Cross multiply
    32,001.79x = 48,000.87 × 9,815.10
  4. Step 4: Simplify right side
    32,001.79x = 471,133,339.14
  5. Step 5: Solve for x
    x = 471,133,339.14/32,001.79
  6. Step 6: Final answer
    x = 14,722.10

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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.