Home / 22,306.71-33,512.36-21,045.81

Finding the Fourth Proportional to 22,306.71, 33,512.36 and 21,045.81

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Solution

The fourth proportional to 22,306.71, 33,512.36 and 21,045.81 is: 31,618.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,306.71 : 33,512.36 = 21,045.81 : x
  2. Step 2: Convert to fraction form
    22,306.71/33,512.36 = 21,045.81/x
  3. Step 3: Cross multiply
    22,306.71x = 33,512.36 × 21,045.81
  4. Step 4: Simplify right side
    22,306.71x = 705,294,655.98
  5. Step 5: Solve for x
    x = 705,294,655.98/22,306.71
  6. Step 6: Final answer
    x = 31,618.05

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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.