Home / 39,722.36-59,590.89-13,069.85

Finding the Fourth Proportional to 39,722.36, 59,590.89 and 13,069.85

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Solution

The fourth proportional to 39,722.36, 59,590.89 and 13,069.85 is: 19,607.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,722.36 : 59,590.89 = 13,069.85 : x
  2. Step 2: Convert to fraction form
    39,722.36/59,590.89 = 13,069.85/x
  3. Step 3: Cross multiply
    39,722.36x = 59,590.89 × 13,069.85
  4. Step 4: Simplify right side
    39,722.36x = 778,843,993.67
  5. Step 5: Solve for x
    x = 778,843,993.67/39,722.36
  6. Step 6: Final answer
    x = 19,607.19

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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.