Home / 22,768.06-34,143.89-9,621.46

Finding the Fourth Proportional to 22,768.06, 34,143.89 and 9,621.46

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Solution

The fourth proportional to 22,768.06, 34,143.89 and 9,621.46 is: 14,428.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,768.06 : 34,143.89 = 9,621.46 : x
  2. Step 2: Convert to fraction form
    22,768.06/34,143.89 = 9,621.46/x
  3. Step 3: Cross multiply
    22,768.06x = 34,143.89 × 9,621.46
  4. Step 4: Simplify right side
    22,768.06x = 328,514,071.88
  5. Step 5: Solve for x
    x = 328,514,071.88/22,768.06
  6. Step 6: Final answer
    x = 14,428.72

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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.