Home / 29,254.32-40,371.06-15,825.63

Finding the Fourth Proportional to 29,254.32, 40,371.06 and 15,825.63

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Solution

The fourth proportional to 29,254.32, 40,371.06 and 15,825.63 is: 21,839.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,254.32 : 40,371.06 = 15,825.63 : x
  2. Step 2: Convert to fraction form
    29,254.32/40,371.06 = 15,825.63/x
  3. Step 3: Cross multiply
    29,254.32x = 40,371.06 × 15,825.63
  4. Step 4: Simplify right side
    29,254.32x = 638,897,458.27
  5. Step 5: Solve for x
    x = 638,897,458.27/29,254.32
  6. Step 6: Final answer
    x = 21,839.42

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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.