Home / 26,427.71-36,445.47-21,067.92

Finding the Fourth Proportional to 26,427.71, 36,445.47 and 21,067.92

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Solution

The fourth proportional to 26,427.71, 36,445.47 and 21,067.92 is: 29,053.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,427.71 : 36,445.47 = 21,067.92 : x
  2. Step 2: Convert to fraction form
    26,427.71/36,445.47 = 21,067.92/x
  3. Step 3: Cross multiply
    26,427.71x = 36,445.47 × 21,067.92
  4. Step 4: Simplify right side
    26,427.71x = 767,830,246.32
  5. Step 5: Solve for x
    x = 767,830,246.32/26,427.71
  6. Step 6: Final answer
    x = 29,053.98

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Half scale
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Double scale
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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.