Home / 32,868.87-49,272.10-10,666.72

Finding the Fourth Proportional to 32,868.87, 49,272.10 and 10,666.72

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Solution

The fourth proportional to 32,868.87, 49,272.10 and 10,666.72 is: 15,989.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,868.87 : 49,272.10 = 10,666.72 : x
  2. Step 2: Convert to fraction form
    32,868.87/49,272.10 = 10,666.72/x
  3. Step 3: Cross multiply
    32,868.87x = 49,272.10 × 10,666.72
  4. Step 4: Simplify right side
    32,868.87x = 525,571,729.44
  5. Step 5: Solve for x
    x = 525,571,729.44/32,868.87
  6. Step 6: Final answer
    x = 15,989.95

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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.