Home / 29,251.84-40,367.34-15,822.96

Finding the Fourth Proportional to 29,251.84, 40,367.34 and 15,822.96

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Solution

The fourth proportional to 29,251.84, 40,367.34 and 15,822.96 is: 21,835.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,251.84 : 40,367.34 = 15,822.96 : x
  2. Step 2: Convert to fraction form
    29,251.84/40,367.34 = 15,822.96/x
  3. Step 3: Cross multiply
    29,251.84x = 40,367.34 × 15,822.96
  4. Step 4: Simplify right side
    29,251.84x = 638,730,806.13
  5. Step 5: Solve for x
    x = 638,730,806.13/29,251.84
  6. Step 6: Final answer
    x = 21,835.58

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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.