Home / 22,159.76-30,570.28-14,198.16

Finding the Fourth Proportional to 22,159.76, 30,570.28 and 14,198.16

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Solution

The fourth proportional to 22,159.76, 30,570.28 and 14,198.16 is: 19,586.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,159.76 : 30,570.28 = 14,198.16 : x
  2. Step 2: Convert to fraction form
    22,159.76/30,570.28 = 14,198.16/x
  3. Step 3: Cross multiply
    22,159.76x = 30,570.28 × 14,198.16
  4. Step 4: Simplify right side
    22,159.76x = 434,041,726.68
  5. Step 5: Solve for x
    x = 434,041,726.68/22,159.76
  6. Step 6: Final answer
    x = 19,586.93

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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.