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Finding the Fourth Proportional to 32,491.99, 48,737.75 and 9,118.42

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Solution

The fourth proportional to 32,491.99, 48,737.75 and 9,118.42 is: 13,677.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,491.99 : 48,737.75 = 9,118.42 : x
  2. Step 2: Convert to fraction form
    32,491.99/48,737.75 = 9,118.42/x
  3. Step 3: Cross multiply
    32,491.99x = 48,737.75 × 9,118.42
  4. Step 4: Simplify right side
    32,491.99x = 444,411,432.36
  5. Step 5: Solve for x
    x = 444,411,432.36/32,491.99
  6. Step 6: Final answer
    x = 13,677.57

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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.