Home / 15,118.08-22,677.12-8,943.36

Finding the Fourth Proportional to 15,118.08, 22,677.12 and 8,943.36

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Solution

The fourth proportional to 15,118.08, 22,677.12 and 8,943.36 is: 13,415.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,118.08 : 22,677.12 = 8,943.36 : x
  2. Step 2: Convert to fraction form
    15,118.08/22,677.12 = 8,943.36/x
  3. Step 3: Cross multiply
    15,118.08x = 22,677.12 × 8,943.36
  4. Step 4: Simplify right side
    15,118.08x = 202,809,647.92
  5. Step 5: Solve for x
    x = 202,809,647.92/15,118.08
  6. Step 6: Final answer
    x = 13,415.04

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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.