Home / 19,934.85-29,902.49-8,535.24

Finding the Fourth Proportional to 19,934.85, 29,902.49 and 8,535.24

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Solution

The fourth proportional to 19,934.85, 29,902.49 and 8,535.24 is: 12,802.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.85 : 29,902.49 = 8,535.24 : x
  2. Step 2: Convert to fraction form
    19,934.85/29,902.49 = 8,535.24/x
  3. Step 3: Cross multiply
    19,934.85x = 29,902.49 × 8,535.24
  4. Step 4: Simplify right side
    19,934.85x = 255,224,761.92
  5. Step 5: Solve for x
    x = 255,224,761.92/19,934.85
  6. Step 6: Final answer
    x = 12,802.95

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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.