Home / 22,752.36-34,129.16-8,719.08

Finding the Fourth Proportional to 22,752.36, 34,129.16 and 8,719.08

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Solution

The fourth proportional to 22,752.36, 34,129.16 and 8,719.08 is: 13,078.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,752.36 : 34,129.16 = 8,719.08 : x
  2. Step 2: Convert to fraction form
    22,752.36/34,129.16 = 8,719.08/x
  3. Step 3: Cross multiply
    22,752.36x = 34,129.16 × 8,719.08
  4. Step 4: Simplify right side
    22,752.36x = 297,574,876.37
  5. Step 5: Solve for x
    x = 297,574,876.37/22,752.36
  6. Step 6: Final answer
    x = 13,078.86

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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.