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Finding the Fourth Proportional to 15,214.77, 22,826.52 and 8,980.47

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Solution

The fourth proportional to 15,214.77, 22,826.52 and 8,980.47 is: 13,473.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,214.77 : 22,826.52 = 8,980.47 : x
  2. Step 2: Convert to fraction form
    15,214.77/22,826.52 = 8,980.47/x
  3. Step 3: Cross multiply
    15,214.77x = 22,826.52 × 8,980.47
  4. Step 4: Simplify right side
    15,214.77x = 204,992,878.06
  5. Step 5: Solve for x
    x = 204,992,878.06/15,214.77
  6. Step 6: Final answer
    x = 13,473.28

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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.