Home / 17,981.93-26,975.97-5,501.64

Finding the Fourth Proportional to 17,981.93, 26,975.97 and 5,501.64

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Solution

The fourth proportional to 17,981.93, 26,975.97 and 5,501.64 is: 8,253.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,981.93 : 26,975.97 = 5,501.64 : x
  2. Step 2: Convert to fraction form
    17,981.93/26,975.97 = 5,501.64/x
  3. Step 3: Cross multiply
    17,981.93x = 26,975.97 × 5,501.64
  4. Step 4: Simplify right side
    17,981.93x = 148,412,075.59
  5. Step 5: Solve for x
    x = 148,412,075.59/17,981.93
  6. Step 6: Final answer
    x = 8,253.40

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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.