Home / 28,301.50-39,053.82-16,365.61

Finding the Fourth Proportional to 28,301.50, 39,053.82 and 16,365.61

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Solution

The fourth proportional to 28,301.50, 39,053.82 and 16,365.61 is: 22,583.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,301.50 : 39,053.82 = 16,365.61 : x
  2. Step 2: Convert to fraction form
    28,301.50/39,053.82 = 16,365.61/x
  3. Step 3: Cross multiply
    28,301.50x = 39,053.82 × 16,365.61
  4. Step 4: Simplify right side
    28,301.50x = 639,139,587.13
  5. Step 5: Solve for x
    x = 639,139,587.13/28,301.50
  6. Step 6: Final answer
    x = 22,583.24

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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.