Home / 15,867.75-23,778.24-8,838.09

Finding the Fourth Proportional to 15,867.75, 23,778.24 and 8,838.09

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Solution

The fourth proportional to 15,867.75, 23,778.24 and 8,838.09 is: 13,244.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,867.75 : 23,778.24 = 8,838.09 : x
  2. Step 2: Convert to fraction form
    15,867.75/23,778.24 = 8,838.09/x
  3. Step 3: Cross multiply
    15,867.75x = 23,778.24 × 8,838.09
  4. Step 4: Simplify right side
    15,867.75x = 210,154,225.16
  5. Step 5: Solve for x
    x = 210,154,225.16/15,867.75
  6. Step 6: Final answer
    x = 13,244.11

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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.