Home / 15,859.23-23,788.85-6,618.75

Finding the Fourth Proportional to 15,859.23, 23,788.85 and 6,618.75

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Solution

The fourth proportional to 15,859.23, 23,788.85 and 6,618.75 is: 9,928.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,859.23 : 23,788.85 = 6,618.75 : x
  2. Step 2: Convert to fraction form
    15,859.23/23,788.85 = 6,618.75/x
  3. Step 3: Cross multiply
    15,859.23x = 23,788.85 × 6,618.75
  4. Step 4: Simplify right side
    15,859.23x = 157,452,417.84
  5. Step 5: Solve for x
    x = 157,452,417.84/15,859.23
  6. Step 6: Final answer
    x = 9,928.13

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Similar ratio
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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.