Home / 17,680.62-26,518.05-5,199.23

Finding the Fourth Proportional to 17,680.62, 26,518.05 and 5,199.23

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Solution

The fourth proportional to 17,680.62, 26,518.05 and 5,199.23 is: 7,798.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,680.62 : 26,518.05 = 5,199.23 : x
  2. Step 2: Convert to fraction form
    17,680.62/26,518.05 = 5,199.23/x
  3. Step 3: Cross multiply
    17,680.62x = 26,518.05 × 5,199.23
  4. Step 4: Simplify right side
    17,680.62x = 137,873,507.40
  5. Step 5: Solve for x
    x = 137,873,507.40/17,680.62
  6. Step 6: Final answer
    x = 7,798.00

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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.