Home / 40,675.58-56,129.18-22,768.15

Finding the Fourth Proportional to 40,675.58, 56,129.18 and 22,768.15

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Solution

The fourth proportional to 40,675.58, 56,129.18 and 22,768.15 is: 31,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,675.58 : 56,129.18 = 22,768.15 : x
  2. Step 2: Convert to fraction form
    40,675.58/56,129.18 = 22,768.15/x
  3. Step 3: Cross multiply
    40,675.58x = 56,129.18 × 22,768.15
  4. Step 4: Simplify right side
    40,675.58x = 1,277,957,727.74
  5. Step 5: Solve for x
    x = 1,277,957,727.74/40,675.58
  6. Step 6: Final answer
    x = 31,418.30

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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.