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Finding the Fourth Proportional to 32,670.63, 49,000.07 and 8,655.10

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Solution

The fourth proportional to 32,670.63, 49,000.07 and 8,655.10 is: 12,981.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,670.63 : 49,000.07 = 8,655.10 : x
  2. Step 2: Convert to fraction form
    32,670.63/49,000.07 = 8,655.10/x
  3. Step 3: Cross multiply
    32,670.63x = 49,000.07 × 8,655.10
  4. Step 4: Simplify right side
    32,670.63x = 424,100,404.99
  5. Step 5: Solve for x
    x = 424,100,404.99/32,670.63
  6. Step 6: Final answer
    x = 12,981.09

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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.