Home / 40,790.47-56,291.72-22,886.77

Finding the Fourth Proportional to 40,790.47, 56,291.72 and 22,886.77

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Solution

The fourth proportional to 40,790.47, 56,291.72 and 22,886.77 is: 31,584.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,790.47 : 56,291.72 = 22,886.77 : x
  2. Step 2: Convert to fraction form
    40,790.47/56,291.72 = 22,886.77/x
  3. Step 3: Cross multiply
    40,790.47x = 56,291.72 × 22,886.77
  4. Step 4: Simplify right side
    40,790.47x = 1,288,335,648.54
  5. Step 5: Solve for x
    x = 1,288,335,648.54/40,790.47
  6. Step 6: Final answer
    x = 31,584.23

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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.