Home / 32,932.20-49,397.10-13,205.40

Finding the Fourth Proportional to 32,932.20, 49,397.10 and 13,205.40

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Solution

The fourth proportional to 32,932.20, 49,397.10 and 13,205.40 is: 19,807.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,932.20 : 49,397.10 = 13,205.40 : x
  2. Step 2: Convert to fraction form
    32,932.20/49,397.10 = 13,205.40/x
  3. Step 3: Cross multiply
    32,932.20x = 49,397.10 × 13,205.40
  4. Step 4: Simplify right side
    32,932.20x = 652,308,464.34
  5. Step 5: Solve for x
    x = 652,308,464.34/32,932.20
  6. Step 6: Final answer
    x = 19,807.62

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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.