Home / 19,442.16-26,829.56-10,944.72

Finding the Fourth Proportional to 19,442.16, 26,829.56 and 10,944.72

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Solution

The fourth proportional to 19,442.16, 26,829.56 and 10,944.72 is: 15,103.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,442.16 : 26,829.56 = 10,944.72 : x
  2. Step 2: Convert to fraction form
    19,442.16/26,829.56 = 10,944.72/x
  3. Step 3: Cross multiply
    19,442.16x = 26,829.56 × 10,944.72
  4. Step 4: Simplify right side
    19,442.16x = 293,642,021.92
  5. Step 5: Solve for x
    x = 293,642,021.92/19,442.16
  6. Step 6: Final answer
    x = 15,103.36

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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.