Home / 40,460.48-55,837.40-22,555.64

Finding the Fourth Proportional to 40,460.48, 55,837.40 and 22,555.64

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Solution

The fourth proportional to 40,460.48, 55,837.40 and 22,555.64 is: 31,127.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,460.48 : 55,837.40 = 22,555.64 : x
  2. Step 2: Convert to fraction form
    40,460.48/55,837.40 = 22,555.64/x
  3. Step 3: Cross multiply
    40,460.48x = 55,837.40 × 22,555.64
  4. Step 4: Simplify right side
    40,460.48x = 1,259,448,292.94
  5. Step 5: Solve for x
    x = 1,259,448,292.94/40,460.48
  6. Step 6: Final answer
    x = 31,127.86

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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.