Home / 40,529.08-55,924.52-22,622.40

Finding the Fourth Proportional to 40,529.08, 55,924.52 and 22,622.40

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Solution

The fourth proportional to 40,529.08, 55,924.52 and 22,622.40 is: 31,215.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,529.08 : 55,924.52 = 22,622.40 : x
  2. Step 2: Convert to fraction form
    40,529.08/55,924.52 = 22,622.40/x
  3. Step 3: Cross multiply
    40,529.08x = 55,924.52 × 22,622.40
  4. Step 4: Simplify right side
    40,529.08x = 1,265,146,861.25
  5. Step 5: Solve for x
    x = 1,265,146,861.25/40,529.08
  6. Step 6: Final answer
    x = 31,215.78

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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.