Home / 19,042.17-26,278.46-10,971.36

Finding the Fourth Proportional to 19,042.17, 26,278.46 and 10,971.36

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Solution

The fourth proportional to 19,042.17, 26,278.46 and 10,971.36 is: 15,140.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,042.17 : 26,278.46 = 10,971.36 : x
  2. Step 2: Convert to fraction form
    19,042.17/26,278.46 = 10,971.36/x
  3. Step 3: Cross multiply
    19,042.17x = 26,278.46 × 10,971.36
  4. Step 4: Simplify right side
    19,042.17x = 288,310,417.48
  5. Step 5: Solve for x
    x = 288,310,417.48/19,042.17
  6. Step 6: Final answer
    x = 15,140.63

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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.