Home / 29,268.42-40,363.00-19,428.26

Finding the Fourth Proportional to 29,268.42, 40,363.00 and 19,428.26

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Solution

The fourth proportional to 29,268.42, 40,363.00 and 19,428.26 is: 26,792.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,268.42 : 40,363.00 = 19,428.26 : x
  2. Step 2: Convert to fraction form
    29,268.42/40,363.00 = 19,428.26/x
  3. Step 3: Cross multiply
    29,268.42x = 40,363.00 × 19,428.26
  4. Step 4: Simplify right side
    29,268.42x = 784,182,632.28
  5. Step 5: Solve for x
    x = 784,182,632.28/29,268.42
  6. Step 6: Final answer
    x = 26,792.79

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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.