Home / 29,410.15-40,586.18-15,981.52

Finding the Fourth Proportional to 29,410.15, 40,586.18 and 15,981.52

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Solution

The fourth proportional to 29,410.15, 40,586.18 and 15,981.52 is: 22,054.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,410.15 : 40,586.18 = 15,981.52 : x
  2. Step 2: Convert to fraction form
    29,410.15/40,586.18 = 15,981.52/x
  3. Step 3: Cross multiply
    29,410.15x = 40,586.18 × 15,981.52
  4. Step 4: Simplify right side
    29,410.15x = 648,628,847.39
  5. Step 5: Solve for x
    x = 648,628,847.39/29,410.15
  6. Step 6: Final answer
    x = 22,054.59

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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.