Home / 22,916.12-34,378.49-9,066.20

Finding the Fourth Proportional to 22,916.12, 34,378.49 and 9,066.20

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Solution

The fourth proportional to 22,916.12, 34,378.49 and 9,066.20 is: 13,601.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,916.12 : 34,378.49 = 9,066.20 : x
  2. Step 2: Convert to fraction form
    22,916.12/34,378.49 = 9,066.20/x
  3. Step 3: Cross multiply
    22,916.12x = 34,378.49 × 9,066.20
  4. Step 4: Simplify right side
    22,916.12x = 311,682,116.81
  5. Step 5: Solve for x
    x = 311,682,116.81/22,916.12
  6. Step 6: Final answer
    x = 13,601.00

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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.