Home / 40,490.04-55,876.36-22,586.21

Finding the Fourth Proportional to 40,490.04, 55,876.36 and 22,586.21

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Solution

The fourth proportional to 40,490.04, 55,876.36 and 22,586.21 is: 31,169.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,490.04 : 55,876.36 = 22,586.21 : x
  2. Step 2: Convert to fraction form
    40,490.04/55,876.36 = 22,586.21/x
  3. Step 3: Cross multiply
    40,490.04x = 55,876.36 × 22,586.21
  4. Step 4: Simplify right side
    40,490.04x = 1,262,035,201.00
  5. Step 5: Solve for x
    x = 1,262,035,201.00/40,490.04
  6. Step 6: Final answer
    x = 31,169.03

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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.