Home / 22,184.58-30,614.23-12,112.63

Finding the Fourth Proportional to 22,184.58, 30,614.23 and 12,112.63

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Solution

The fourth proportional to 22,184.58, 30,614.23 and 12,112.63 is: 16,715.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,184.58 : 30,614.23 = 12,112.63 : x
  2. Step 2: Convert to fraction form
    22,184.58/30,614.23 = 12,112.63/x
  3. Step 3: Cross multiply
    22,184.58x = 30,614.23 × 12,112.63
  4. Step 4: Simplify right side
    22,184.58x = 370,818,780.16
  5. Step 5: Solve for x
    x = 370,818,780.16/22,184.58
  6. Step 6: Final answer
    x = 16,715.16

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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.