Home / 29,492.82-40,660.29-28,575.54

Finding the Fourth Proportional to 29,492.82, 40,660.29 and 28,575.54

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Solution

The fourth proportional to 29,492.82, 40,660.29 and 28,575.54 is: 39,395.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,492.82 : 40,660.29 = 28,575.54 : x
  2. Step 2: Convert to fraction form
    29,492.82/40,660.29 = 28,575.54/x
  3. Step 3: Cross multiply
    29,492.82x = 40,660.29 × 28,575.54
  4. Step 4: Simplify right side
    29,492.82x = 1,161,889,743.31
  5. Step 5: Solve for x
    x = 1,161,889,743.31/29,492.82
  6. Step 6: Final answer
    x = 39,395.68

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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.