Home / 39,426.82-54,400.89-22,656.58

Finding the Fourth Proportional to 39,426.82, 54,400.89 and 22,656.58

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Solution

The fourth proportional to 39,426.82, 54,400.89 and 22,656.58 is: 31,261.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,426.82 : 54,400.89 = 22,656.58 : x
  2. Step 2: Convert to fraction form
    39,426.82/54,400.89 = 22,656.58/x
  3. Step 3: Cross multiply
    39,426.82x = 54,400.89 × 22,656.58
  4. Step 4: Simplify right side
    39,426.82x = 1,232,538,116.36
  5. Step 5: Solve for x
    x = 1,232,538,116.36/39,426.82
  6. Step 6: Final answer
    x = 31,261.41

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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.