Home / 40,331.31-55,656.90-22,426.14

Finding the Fourth Proportional to 40,331.31, 55,656.90 and 22,426.14

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Solution

The fourth proportional to 40,331.31, 55,656.90 and 22,426.14 is: 30,947.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,331.31 : 55,656.90 = 22,426.14 : x
  2. Step 2: Convert to fraction form
    40,331.31/55,656.90 = 22,426.14/x
  3. Step 3: Cross multiply
    40,331.31x = 55,656.90 × 22,426.14
  4. Step 4: Simplify right side
    40,331.31x = 1,248,169,431.37
  5. Step 5: Solve for x
    x = 1,248,169,431.37/40,331.31
  6. Step 6: Final answer
    x = 30,947.90

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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.