Home / 19,012.50-28,519.16-5,866.02

Finding the Fourth Proportional to 19,012.50, 28,519.16 and 5,866.02

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Solution

The fourth proportional to 19,012.50, 28,519.16 and 5,866.02 is: 8,799.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.50 : 28,519.16 = 5,866.02 : x
  2. Step 2: Convert to fraction form
    19,012.50/28,519.16 = 5,866.02/x
  3. Step 3: Cross multiply
    19,012.50x = 28,519.16 × 5,866.02
  4. Step 4: Simplify right side
    19,012.50x = 167,293,933.61
  5. Step 5: Solve for x
    x = 167,293,933.61/19,012.50
  6. Step 6: Final answer
    x = 8,799.15

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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.