Home / 20,498.13-28,295.36-16,023.33

Finding the Fourth Proportional to 20,498.13, 28,295.36 and 16,023.33

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Solution

The fourth proportional to 20,498.13, 28,295.36 and 16,023.33 is: 22,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,498.13 : 28,295.36 = 16,023.33 : x
  2. Step 2: Convert to fraction form
    20,498.13/28,295.36 = 16,023.33/x
  3. Step 3: Cross multiply
    20,498.13x = 28,295.36 × 16,023.33
  4. Step 4: Simplify right side
    20,498.13x = 453,385,810.63
  5. Step 5: Solve for x
    x = 453,385,810.63/20,498.13
  6. Step 6: Final answer
    x = 22,118.40

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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.