Home / 39,722.08-59,590.44-13,069.60

Finding the Fourth Proportional to 39,722.08, 59,590.44 and 13,069.60

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Solution

The fourth proportional to 39,722.08, 59,590.44 and 13,069.60 is: 19,606.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,722.08 : 59,590.44 = 13,069.60 : x
  2. Step 2: Convert to fraction form
    39,722.08/59,590.44 = 13,069.60/x
  3. Step 3: Cross multiply
    39,722.08x = 59,590.44 × 13,069.60
  4. Step 4: Simplify right side
    39,722.08x = 778,823,214.62
  5. Step 5: Solve for x
    x = 778,823,214.62/39,722.08
  6. Step 6: Final answer
    x = 19,606.81

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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.