Home / 23,119.77-34,681.20-8,125.06

Finding the Fourth Proportional to 23,119.77, 34,681.20 and 8,125.06

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Solution

The fourth proportional to 23,119.77, 34,681.20 and 8,125.06 is: 12,188.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,119.77 : 34,681.20 = 8,125.06 : x
  2. Step 2: Convert to fraction form
    23,119.77/34,681.20 = 8,125.06/x
  3. Step 3: Cross multiply
    23,119.77x = 34,681.20 × 8,125.06
  4. Step 4: Simplify right side
    23,119.77x = 281,786,830.87
  5. Step 5: Solve for x
    x = 281,786,830.87/23,119.77
  6. Step 6: Final answer
    x = 12,188.13

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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.