Home / 22,560.67-31,133.23-12,351.68

Finding the Fourth Proportional to 22,560.67, 31,133.23 and 12,351.68

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Solution

The fourth proportional to 22,560.67, 31,133.23 and 12,351.68 is: 17,045.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,560.67 : 31,133.23 = 12,351.68 : x
  2. Step 2: Convert to fraction form
    22,560.67/31,133.23 = 12,351.68/x
  3. Step 3: Cross multiply
    22,560.67x = 31,133.23 × 12,351.68
  4. Step 4: Simplify right side
    22,560.67x = 384,547,694.33
  5. Step 5: Solve for x
    x = 384,547,694.33/22,560.67
  6. Step 6: Final answer
    x = 17,045.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.