Home / 40,664.80-56,117.71-22,761.47

Finding the Fourth Proportional to 40,664.80, 56,117.71 and 22,761.47

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Solution

The fourth proportional to 40,664.80, 56,117.71 and 22,761.47 is: 31,410.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,664.80 : 56,117.71 = 22,761.47 : x
  2. Step 2: Convert to fraction form
    40,664.80/56,117.71 = 22,761.47/x
  3. Step 3: Cross multiply
    40,664.80x = 56,117.71 × 22,761.47
  4. Step 4: Simplify right side
    40,664.80x = 1,277,321,741.38
  5. Step 5: Solve for x
    x = 1,277,321,741.38/40,664.80
  6. Step 6: Final answer
    x = 31,410.99

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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.