Home / 15,092.08-22,638.40-5,231.68

Finding the Fourth Proportional to 15,092.08, 22,638.40 and 5,231.68

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Solution

The fourth proportional to 15,092.08, 22,638.40 and 5,231.68 is: 7,847.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,092.08 : 22,638.40 = 5,231.68 : x
  2. Step 2: Convert to fraction form
    15,092.08/22,638.40 = 5,231.68/x
  3. Step 3: Cross multiply
    15,092.08x = 22,638.40 × 5,231.68
  4. Step 4: Simplify right side
    15,092.08x = 118,436,864.51
  5. Step 5: Solve for x
    x = 118,436,864.51/15,092.08
  6. Step 6: Final answer
    x = 7,847.62

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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.