Home / 32,981.48-49,456.86-19,134.44

Finding the Fourth Proportional to 32,981.48, 49,456.86 and 19,134.44

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Solution

The fourth proportional to 32,981.48, 49,456.86 and 19,134.44 is: 28,692.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,981.48 : 49,456.86 = 19,134.44 : x
  2. Step 2: Convert to fraction form
    32,981.48/49,456.86 = 19,134.44/x
  3. Step 3: Cross multiply
    32,981.48x = 49,456.86 × 19,134.44
  4. Step 4: Simplify right side
    32,981.48x = 946,329,320.26
  5. Step 5: Solve for x
    x = 946,329,320.26/32,981.48
  6. Step 6: Final answer
    x = 28,692.75

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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.