Home / 18,866.24-28,302.34-6,212.04

Finding the Fourth Proportional to 18,866.24, 28,302.34 and 6,212.04

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Solution

The fourth proportional to 18,866.24, 28,302.34 and 6,212.04 is: 9,319.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,866.24 : 28,302.34 = 6,212.04 : x
  2. Step 2: Convert to fraction form
    18,866.24/28,302.34 = 6,212.04/x
  3. Step 3: Cross multiply
    18,866.24x = 28,302.34 × 6,212.04
  4. Step 4: Simplify right side
    18,866.24x = 175,815,268.17
  5. Step 5: Solve for x
    x = 175,815,268.17/18,866.24
  6. Step 6: Final answer
    x = 9,319.04

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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.