Home / 39,624.80-59,446.31-13,328.85

Finding the Fourth Proportional to 39,624.80, 59,446.31 and 13,328.85

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Solution

The fourth proportional to 39,624.80, 59,446.31 and 13,328.85 is: 19,996.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,624.80 : 59,446.31 = 13,328.85 : x
  2. Step 2: Convert to fraction form
    39,624.80/59,446.31 = 13,328.85/x
  3. Step 3: Cross multiply
    39,624.80x = 59,446.31 × 13,328.85
  4. Step 4: Simplify right side
    39,624.80x = 792,351,105.32
  5. Step 5: Solve for x
    x = 792,351,105.32/39,624.80
  6. Step 6: Final answer
    x = 19,996.35

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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.