Home / 32,934.78-49,403.88-18,891.06

Finding the Fourth Proportional to 32,934.78, 49,403.88 and 18,891.06

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Solution

The fourth proportional to 32,934.78, 49,403.88 and 18,891.06 is: 28,337.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,934.78 : 49,403.88 = 18,891.06 : x
  2. Step 2: Convert to fraction form
    32,934.78/49,403.88 = 18,891.06/x
  3. Step 3: Cross multiply
    32,934.78x = 49,403.88 × 18,891.06
  4. Step 4: Simplify right side
    32,934.78x = 933,291,661.31
  5. Step 5: Solve for x
    x = 933,291,661.31/32,934.78
  6. Step 6: Final answer
    x = 28,337.57

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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.