Home / 18,543.06-25,589.52-10,159.56

Finding the Fourth Proportional to 18,543.06, 25,589.52 and 10,159.56

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Solution

The fourth proportional to 18,543.06, 25,589.52 and 10,159.56 is: 14,020.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543.06 : 25,589.52 = 10,159.56 : x
  2. Step 2: Convert to fraction form
    18,543.06/25,589.52 = 10,159.56/x
  3. Step 3: Cross multiply
    18,543.06x = 25,589.52 × 10,159.56
  4. Step 4: Simplify right side
    18,543.06x = 259,978,263.81
  5. Step 5: Solve for x
    x = 259,978,263.81/18,543.06
  6. Step 6: Final answer
    x = 14,020.25

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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.