Home / 40,426.90-55,789.56-22,522.93

Finding the Fourth Proportional to 40,426.90, 55,789.56 and 22,522.93

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Solution

The fourth proportional to 40,426.90, 55,789.56 and 22,522.93 is: 31,081.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,426.90 : 55,789.56 = 22,522.93 : x
  2. Step 2: Convert to fraction form
    40,426.90/55,789.56 = 22,522.93/x
  3. Step 3: Cross multiply
    40,426.90x = 55,789.56 × 22,522.93
  4. Step 4: Simplify right side
    40,426.90x = 1,256,544,215.14
  5. Step 5: Solve for x
    x = 1,256,544,215.14/40,426.90
  6. Step 6: Final answer
    x = 31,081.89

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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.