Home / 15,298.94-22,911.45-8,705.15

Finding the Fourth Proportional to 15,298.94, 22,911.45 and 8,705.15

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Solution

The fourth proportional to 15,298.94, 22,911.45 and 8,705.15 is: 13,036.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,298.94 : 22,911.45 = 8,705.15 : x
  2. Step 2: Convert to fraction form
    15,298.94/22,911.45 = 8,705.15/x
  3. Step 3: Cross multiply
    15,298.94x = 22,911.45 × 8,705.15
  4. Step 4: Simplify right side
    15,298.94x = 199,447,608.97
  5. Step 5: Solve for x
    x = 199,447,608.97/15,298.94
  6. Step 6: Final answer
    x = 13,036.69

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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.