Home / 17,837.70-26,756.55-9,089.70

Finding the Fourth Proportional to 17,837.70, 26,756.55 and 9,089.70

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Solution

The fourth proportional to 17,837.70, 26,756.55 and 9,089.70 is: 13,634.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,837.70 : 26,756.55 = 9,089.70 : x
  2. Step 2: Convert to fraction form
    17,837.70/26,756.55 = 9,089.70/x
  3. Step 3: Cross multiply
    17,837.70x = 26,756.55 × 9,089.70
  4. Step 4: Simplify right side
    17,837.70x = 243,209,012.54
  5. Step 5: Solve for x
    x = 243,209,012.54/17,837.70
  6. Step 6: Final answer
    x = 13,634.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.