Home / 19,454.97-26,845.86-10,955.74

Finding the Fourth Proportional to 19,454.97, 26,845.86 and 10,955.74

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Solution

The fourth proportional to 19,454.97, 26,845.86 and 10,955.74 is: 15,117.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,454.97 : 26,845.86 = 10,955.74 : x
  2. Step 2: Convert to fraction form
    19,454.97/26,845.86 = 10,955.74/x
  3. Step 3: Cross multiply
    19,454.97x = 26,845.86 × 10,955.74
  4. Step 4: Simplify right side
    19,454.97x = 294,116,262.24
  5. Step 5: Solve for x
    x = 294,116,262.24/19,454.97
  6. Step 6: Final answer
    x = 15,117.80

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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.