Home / 19,435.68-26,818.56-10,938.24

Finding the Fourth Proportional to 19,435.68, 26,818.56 and 10,938.24

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Solution

The fourth proportional to 19,435.68, 26,818.56 and 10,938.24 is: 15,093.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,435.68 : 26,818.56 = 10,938.24 : x
  2. Step 2: Convert to fraction form
    19,435.68/26,818.56 = 10,938.24/x
  3. Step 3: Cross multiply
    19,435.68x = 26,818.56 × 10,938.24
  4. Step 4: Simplify right side
    19,435.68x = 293,347,845.73
  5. Step 5: Solve for x
    x = 293,347,845.73/19,435.68
  6. Step 6: Final answer
    x = 15,093.26

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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.