Home / 32,812.88-49,208.40-10,620.32

Finding the Fourth Proportional to 32,812.88, 49,208.40 and 10,620.32

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Solution

The fourth proportional to 32,812.88, 49,208.40 and 10,620.32 is: 15,926.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,812.88 : 49,208.40 = 10,620.32 : x
  2. Step 2: Convert to fraction form
    32,812.88/49,208.40 = 10,620.32/x
  3. Step 3: Cross multiply
    32,812.88x = 49,208.40 × 10,620.32
  4. Step 4: Simplify right side
    32,812.88x = 522,608,954.69
  5. Step 5: Solve for x
    x = 522,608,954.69/32,812.88
  6. Step 6: Final answer
    x = 15,926.95

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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.