Home / 40,926.90-56,478.56-23,021.90

Finding the Fourth Proportional to 40,926.90, 56,478.56 and 23,021.90

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Solution

The fourth proportional to 40,926.90, 56,478.56 and 23,021.90 is: 31,769.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,926.90 : 56,478.56 = 23,021.90 : x
  2. Step 2: Convert to fraction form
    40,926.90/56,478.56 = 23,021.90/x
  3. Step 3: Cross multiply
    40,926.90x = 56,478.56 × 23,021.90
  4. Step 4: Simplify right side
    40,926.90x = 1,300,243,362.96
  5. Step 5: Solve for x
    x = 1,300,243,362.96/40,926.90
  6. Step 6: Final answer
    x = 31,769.90

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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.