Home / 40,777.72-56,269.47-22,869.27

Finding the Fourth Proportional to 40,777.72, 56,269.47 and 22,869.27

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Solution

The fourth proportional to 40,777.72, 56,269.47 and 22,869.27 is: 31,557.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,777.72 : 56,269.47 = 22,869.27 : x
  2. Step 2: Convert to fraction form
    40,777.72/56,269.47 = 22,869.27/x
  3. Step 3: Cross multiply
    40,777.72x = 56,269.47 × 22,869.27
  4. Step 4: Simplify right side
    40,777.72x = 1,286,841,787.95
  5. Step 5: Solve for x
    x = 1,286,841,787.95/40,777.72
  6. Step 6: Final answer
    x = 31,557.47

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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.