Home / 19,293.34-26,629.14-11,338.12

Finding the Fourth Proportional to 19,293.34, 26,629.14 and 11,338.12

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Solution

The fourth proportional to 19,293.34, 26,629.14 and 11,338.12 is: 15,649.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,293.34 : 26,629.14 = 11,338.12 : x
  2. Step 2: Convert to fraction form
    19,293.34/26,629.14 = 11,338.12/x
  3. Step 3: Cross multiply
    19,293.34x = 26,629.14 × 11,338.12
  4. Step 4: Simplify right side
    19,293.34x = 301,924,384.82
  5. Step 5: Solve for x
    x = 301,924,384.82/19,293.34
  6. Step 6: Final answer
    x = 15,649.15

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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.