Home / 39,479.13-59,218.94-15,788.66

Finding the Fourth Proportional to 39,479.13, 59,218.94 and 15,788.66

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Solution

The fourth proportional to 39,479.13, 59,218.94 and 15,788.66 is: 23,683.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,479.13 : 59,218.94 = 15,788.66 : x
  2. Step 2: Convert to fraction form
    39,479.13/59,218.94 = 15,788.66/x
  3. Step 3: Cross multiply
    39,479.13x = 59,218.94 × 15,788.66
  4. Step 4: Simplify right side
    39,479.13x = 934,987,452.60
  5. Step 5: Solve for x
    x = 934,987,452.60/39,479.13
  6. Step 6: Final answer
    x = 23,683.08

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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.