Home / 39,859.38-59,788.44-13,582.44

Finding the Fourth Proportional to 39,859.38, 59,788.44 and 13,582.44

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Solution

The fourth proportional to 39,859.38, 59,788.44 and 13,582.44 is: 20,373.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,859.38 : 59,788.44 = 13,582.44 : x
  2. Step 2: Convert to fraction form
    39,859.38/59,788.44 = 13,582.44/x
  3. Step 3: Cross multiply
    39,859.38x = 59,788.44 × 13,582.44
  4. Step 4: Simplify right side
    39,859.38x = 812,072,898.99
  5. Step 5: Solve for x
    x = 812,072,898.99/39,859.38
  6. Step 6: Final answer
    x = 20,373.45

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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.