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Finding the Fourth Proportional to 32,813.40, 49,163.40 and 15,247.20

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Solution

The fourth proportional to 32,813.40, 49,163.40 and 15,247.20 is: 22,844.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,813.40 : 49,163.40 = 15,247.20 : x
  2. Step 2: Convert to fraction form
    32,813.40/49,163.40 = 15,247.20/x
  3. Step 3: Cross multiply
    32,813.40x = 49,163.40 × 15,247.20
  4. Step 4: Simplify right side
    32,813.40x = 749,604,192.48
  5. Step 5: Solve for x
    x = 749,604,192.48/32,813.40
  6. Step 6: Final answer
    x = 22,844.45

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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.