Home / 28,479.33-39,301.00-16,542.77

Finding the Fourth Proportional to 28,479.33, 39,301.00 and 16,542.77

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Solution

The fourth proportional to 28,479.33, 39,301.00 and 16,542.77 is: 22,828.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,479.33 : 39,301.00 = 16,542.77 : x
  2. Step 2: Convert to fraction form
    28,479.33/39,301.00 = 16,542.77/x
  3. Step 3: Cross multiply
    28,479.33x = 39,301.00 × 16,542.77
  4. Step 4: Simplify right side
    28,479.33x = 650,147,165.91
  5. Step 5: Solve for x
    x = 650,147,165.91/28,479.33
  6. Step 6: Final answer
    x = 22,828.74

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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.