Home / 15,214.08-22,832.64-11,120.64

Finding the Fourth Proportional to 15,214.08, 22,832.64 and 11,120.64

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Solution

The fourth proportional to 15,214.08, 22,832.64 and 11,120.64 is: 16,689.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,214.08 : 22,832.64 = 11,120.64 : x
  2. Step 2: Convert to fraction form
    15,214.08/22,832.64 = 11,120.64/x
  3. Step 3: Cross multiply
    15,214.08x = 22,832.64 × 11,120.64
  4. Step 4: Simplify right side
    15,214.08x = 253,913,569.69
  5. Step 5: Solve for x
    x = 253,913,569.69/15,214.08
  6. Step 6: Final answer
    x = 16,689.38

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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.