Home / 31,794.74-43,876.76-19,055.32

Finding the Fourth Proportional to 31,794.74, 43,876.76 and 19,055.32

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Solution

The fourth proportional to 31,794.74, 43,876.76 and 19,055.32 is: 26,296.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,794.74 : 43,876.76 = 19,055.32 : x
  2. Step 2: Convert to fraction form
    31,794.74/43,876.76 = 19,055.32/x
  3. Step 3: Cross multiply
    31,794.74x = 43,876.76 × 19,055.32
  4. Step 4: Simplify right side
    31,794.74x = 836,085,387.70
  5. Step 5: Solve for x
    x = 836,085,387.70/31,794.74
  6. Step 6: Final answer
    x = 26,296.35

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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.