Home / 29,418.66-40,614.51-19,376.28

Finding the Fourth Proportional to 29,418.66, 40,614.51 and 19,376.28

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Solution

The fourth proportional to 29,418.66, 40,614.51 and 19,376.28 is: 26,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,418.66 : 40,614.51 = 19,376.28 : x
  2. Step 2: Convert to fraction form
    29,418.66/40,614.51 = 19,376.28/x
  3. Step 3: Cross multiply
    29,418.66x = 40,614.51 × 19,376.28
  4. Step 4: Simplify right side
    29,418.66x = 786,958,117.82
  5. Step 5: Solve for x
    x = 786,958,117.82/29,418.66
  6. Step 6: Final answer
    x = 26,750.30

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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.