Home / 35,609.22-49,132.68-21,266.45

Finding the Fourth Proportional to 35,609.22, 49,132.68 and 21,266.45

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Solution

The fourth proportional to 35,609.22, 49,132.68 and 21,266.45 is: 29,342.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,609.22 : 49,132.68 = 21,266.45 : x
  2. Step 2: Convert to fraction form
    35,609.22/49,132.68 = 21,266.45/x
  3. Step 3: Cross multiply
    35,609.22x = 49,132.68 × 21,266.45
  4. Step 4: Simplify right side
    35,609.22x = 1,044,877,436.92
  5. Step 5: Solve for x
    x = 1,044,877,436.92/35,609.22
  6. Step 6: Final answer
    x = 29,342.89

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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.