Home / 40,426-55,788.24-23,659.36

Finding the Fourth Proportional to 40,426, 55,788.24 and 23,659.36

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Solution

The fourth proportional to 40,426, 55,788.24 and 23,659.36 is: 32,650.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,426 : 55,788.24 = 23,659.36 : x
  2. Step 2: Convert to fraction form
    40,426/55,788.24 = 23,659.36/x
  3. Step 3: Cross multiply
    40,426x = 55,788.24 × 23,659.36
  4. Step 4: Simplify right side
    40,426x = 1,319,914,053.93
  5. Step 5: Solve for x
    x = 1,319,914,053.93/40,426
  6. Step 6: Final answer
    x = 32,650.13

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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.