Home / 19,482.68-26,884.49-10,986.91

Finding the Fourth Proportional to 19,482.68, 26,884.49 and 10,986.91

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Solution

The fourth proportional to 19,482.68, 26,884.49 and 10,986.91 is: 15,161.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,482.68 : 26,884.49 = 10,986.91 : x
  2. Step 2: Convert to fraction form
    19,482.68/26,884.49 = 10,986.91/x
  3. Step 3: Cross multiply
    19,482.68x = 26,884.49 × 10,986.91
  4. Step 4: Simplify right side
    19,482.68x = 295,377,349.88
  5. Step 5: Solve for x
    x = 295,377,349.88/19,482.68
  6. Step 6: Final answer
    x = 15,161.02

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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.