Home / 19,345.12-26,696.22-10,961.62

Finding the Fourth Proportional to 19,345.12, 26,696.22 and 10,961.62

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Solution

The fourth proportional to 19,345.12, 26,696.22 and 10,961.62 is: 15,127.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,345.12 : 26,696.22 = 10,961.62 : x
  2. Step 2: Convert to fraction form
    19,345.12/26,696.22 = 10,961.62/x
  3. Step 3: Cross multiply
    19,345.12x = 26,696.22 × 10,961.62
  4. Step 4: Simplify right side
    19,345.12x = 292,633,819.08
  5. Step 5: Solve for x
    x = 292,633,819.08/19,345.12
  6. Step 6: Final answer
    x = 15,127.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.