Home / 40,384.93-55,730.27-25,285.91

Finding the Fourth Proportional to 40,384.93, 55,730.27 and 25,285.91

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Solution

The fourth proportional to 40,384.93, 55,730.27 and 25,285.91 is: 34,893.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,384.93 : 55,730.27 = 25,285.91 : x
  2. Step 2: Convert to fraction form
    40,384.93/55,730.27 = 25,285.91/x
  3. Step 3: Cross multiply
    40,384.93x = 55,730.27 × 25,285.91
  4. Step 4: Simplify right side
    40,384.93x = 1,409,190,604.39
  5. Step 5: Solve for x
    x = 1,409,190,604.39/40,384.93
  6. Step 6: Final answer
    x = 34,893.97

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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.