Home / 15,973.38-22,043.96-8,899.80

Finding the Fourth Proportional to 15,973.38, 22,043.96 and 8,899.80

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Solution

The fourth proportional to 15,973.38, 22,043.96 and 8,899.80 is: 12,282.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,973.38 : 22,043.96 = 8,899.80 : x
  2. Step 2: Convert to fraction form
    15,973.38/22,043.96 = 8,899.80/x
  3. Step 3: Cross multiply
    15,973.38x = 22,043.96 × 8,899.80
  4. Step 4: Simplify right side
    15,973.38x = 196,186,835.21
  5. Step 5: Solve for x
    x = 196,186,835.21/15,973.38
  6. Step 6: Final answer
    x = 12,282.11

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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.