Home / 18,001.96-26,803.49-17,756.20

Finding the Fourth Proportional to 18,001.96, 26,803.49 and 17,756.20

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Solution

The fourth proportional to 18,001.96, 26,803.49 and 17,756.20 is: 26,437.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,001.96 : 26,803.49 = 17,756.20 : x
  2. Step 2: Convert to fraction form
    18,001.96/26,803.49 = 17,756.20/x
  3. Step 3: Cross multiply
    18,001.96x = 26,803.49 × 17,756.20
  4. Step 4: Simplify right side
    18,001.96x = 475,928,129.14
  5. Step 5: Solve for x
    x = 475,928,129.14/18,001.96
  6. Step 6: Final answer
    x = 26,437.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.