Home / 16,886.71-25,329.46-5,199.63

Finding the Fourth Proportional to 16,886.71, 25,329.46 and 5,199.63

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Solution

The fourth proportional to 16,886.71, 25,329.46 and 5,199.63 is: 7,799.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,886.71 : 25,329.46 = 5,199.63 : x
  2. Step 2: Convert to fraction form
    16,886.71/25,329.46 = 5,199.63/x
  3. Step 3: Cross multiply
    16,886.71x = 25,329.46 × 5,199.63
  4. Step 4: Simplify right side
    16,886.71x = 131,703,820.10
  5. Step 5: Solve for x
    x = 131,703,820.10/16,886.71
  6. Step 6: Final answer
    x = 7,799.26

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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.