Home / 32,820.71-49,228.67-12,826.45

Finding the Fourth Proportional to 32,820.71, 49,228.67 and 12,826.45

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Solution

The fourth proportional to 32,820.71, 49,228.67 and 12,826.45 is: 19,238.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,820.71 : 49,228.67 = 12,826.45 : x
  2. Step 2: Convert to fraction form
    32,820.71/49,228.67 = 12,826.45/x
  3. Step 3: Cross multiply
    32,820.71x = 49,228.67 × 12,826.45
  4. Step 4: Simplify right side
    32,820.71x = 631,428,764.05
  5. Step 5: Solve for x
    x = 631,428,764.05/32,820.71
  6. Step 6: Final answer
    x = 19,238.73

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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.