Home / 32,721.20-49,071-10,529.27

Finding the Fourth Proportional to 32,721.20, 49,071 and 10,529.27

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Solution

The fourth proportional to 32,721.20, 49,071 and 10,529.27 is: 15,790.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,721.20 : 49,071 = 10,529.27 : x
  2. Step 2: Convert to fraction form
    32,721.20/49,071 = 10,529.27/x
  3. Step 3: Cross multiply
    32,721.20x = 49,071 × 10,529.27
  4. Step 4: Simplify right side
    32,721.20x = 516,681,808.17
  5. Step 5: Solve for x
    x = 516,681,808.17/32,721.20
  6. Step 6: Final answer
    x = 15,790.43

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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.