Home / 29,410.09-40,585.97-15,981.50

Finding the Fourth Proportional to 29,410.09, 40,585.97 and 15,981.50

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Solution

The fourth proportional to 29,410.09, 40,585.97 and 15,981.50 is: 22,054.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,410.09 : 40,585.97 = 15,981.50 : x
  2. Step 2: Convert to fraction form
    29,410.09/40,585.97 = 15,981.50/x
  3. Step 3: Cross multiply
    29,410.09x = 40,585.97 × 15,981.50
  4. Step 4: Simplify right side
    29,410.09x = 648,624,820.97
  5. Step 5: Solve for x
    x = 648,624,820.97/29,410.09
  6. Step 6: Final answer
    x = 22,054.50

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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.