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Finding the Fourth Proportional to 32,756.48, 49,141.74 and 10,571.12

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Solution

The fourth proportional to 32,756.48, 49,141.74 and 10,571.12 is: 15,858.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,756.48 : 49,141.74 = 10,571.12 : x
  2. Step 2: Convert to fraction form
    32,756.48/49,141.74 = 10,571.12/x
  3. Step 3: Cross multiply
    32,756.48x = 49,141.74 × 10,571.12
  4. Step 4: Simplify right side
    32,756.48x = 519,483,230.55
  5. Step 5: Solve for x
    x = 519,483,230.55/32,756.48
  6. Step 6: Final answer
    x = 15,858.95

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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.