Home / 15,798.24-21,800.45-9,083.84

Finding the Fourth Proportional to 15,798.24, 21,800.45 and 9,083.84

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Solution

The fourth proportional to 15,798.24, 21,800.45 and 9,083.84 is: 12,535.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,798.24 : 21,800.45 = 9,083.84 : x
  2. Step 2: Convert to fraction form
    15,798.24/21,800.45 = 9,083.84/x
  3. Step 3: Cross multiply
    15,798.24x = 21,800.45 × 9,083.84
  4. Step 4: Simplify right side
    15,798.24x = 198,031,713.44
  5. Step 5: Solve for x
    x = 198,031,713.44/15,798.24
  6. Step 6: Final answer
    x = 12,535.05

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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.