Home / 22,156.06-30,574.14-12,594.62

Finding the Fourth Proportional to 22,156.06, 30,574.14 and 12,594.62

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Solution

The fourth proportional to 22,156.06, 30,574.14 and 12,594.62 is: 17,379.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,156.06 : 30,574.14 = 12,594.62 : x
  2. Step 2: Convert to fraction form
    22,156.06/30,574.14 = 12,594.62/x
  3. Step 3: Cross multiply
    22,156.06x = 30,574.14 × 12,594.62
  4. Step 4: Simplify right side
    22,156.06x = 385,069,675.13
  5. Step 5: Solve for x
    x = 385,069,675.13/22,156.06
  6. Step 6: Final answer
    x = 17,379.88

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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.