Home / 29,410.68-40,586.82-15,981.84

Finding the Fourth Proportional to 29,410.68, 40,586.82 and 15,981.84

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Solution

The fourth proportional to 29,410.68, 40,586.82 and 15,981.84 is: 22,054.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,410.68 : 40,586.82 = 15,981.84 : x
  2. Step 2: Convert to fraction form
    29,410.68/40,586.82 = 15,981.84/x
  3. Step 3: Cross multiply
    29,410.68x = 40,586.82 × 15,981.84
  4. Step 4: Simplify right side
    29,410.68x = 648,652,063.35
  5. Step 5: Solve for x
    x = 648,652,063.35/29,410.68
  6. Step 6: Final answer
    x = 22,054.98

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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.