Home / 22,767.66-34,143.28-9,621.05

Finding the Fourth Proportional to 22,767.66, 34,143.28 and 9,621.05

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Solution

The fourth proportional to 22,767.66, 34,143.28 and 9,621.05 is: 14,428.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,767.66 : 34,143.28 = 9,621.05 : x
  2. Step 2: Convert to fraction form
    22,767.66/34,143.28 = 9,621.05/x
  3. Step 3: Cross multiply
    22,767.66x = 34,143.28 × 9,621.05
  4. Step 4: Simplify right side
    22,767.66x = 328,494,204.04
  5. Step 5: Solve for x
    x = 328,494,204.04/22,767.66
  6. Step 6: Final answer
    x = 14,428.11

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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.