Home / 40,926.56-56,478.12-23,021.52

Finding the Fourth Proportional to 40,926.56, 56,478.12 and 23,021.52

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Solution

The fourth proportional to 40,926.56, 56,478.12 and 23,021.52 is: 31,769.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,926.56 : 56,478.12 = 23,021.52 : x
  2. Step 2: Convert to fraction form
    40,926.56/56,478.12 = 23,021.52/x
  3. Step 3: Cross multiply
    40,926.56x = 56,478.12 × 23,021.52
  4. Step 4: Simplify right side
    40,926.56x = 1,300,212,169.14
  5. Step 5: Solve for x
    x = 1,300,212,169.14/40,926.56
  6. Step 6: Final answer
    x = 31,769.40

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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.