Home / 12,016.23-18,024.34-8,750.11

Finding the Fourth Proportional to 12,016.23, 18,024.34 and 8,750.11

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Solution

The fourth proportional to 12,016.23, 18,024.34 and 8,750.11 is: 13,125.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,016.23 : 18,024.34 = 8,750.11 : x
  2. Step 2: Convert to fraction form
    12,016.23/18,024.34 = 8,750.11/x
  3. Step 3: Cross multiply
    12,016.23x = 18,024.34 × 8,750.11
  4. Step 4: Simplify right side
    12,016.23x = 157,714,823.81
  5. Step 5: Solve for x
    x = 157,714,823.81/12,016.23
  6. Step 6: Final answer
    x = 13,125.15

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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.