Home / 22,758.74-34,130.73-8,718.02

Finding the Fourth Proportional to 22,758.74, 34,130.73 and 8,718.02

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Solution

The fourth proportional to 22,758.74, 34,130.73 and 8,718.02 is: 13,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,758.74 : 34,130.73 = 8,718.02 : x
  2. Step 2: Convert to fraction form
    22,758.74/34,130.73 = 8,718.02/x
  3. Step 3: Cross multiply
    22,758.74x = 34,130.73 × 8,718.02
  4. Step 4: Simplify right side
    22,758.74x = 297,552,386.75
  5. Step 5: Solve for x
    x = 297,552,386.75/22,758.74
  6. Step 6: Final answer
    x = 13,074.20

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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.