Home / 40,671.84-56,127.60-22,768.56

Finding the Fourth Proportional to 40,671.84, 56,127.60 and 22,768.56

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Solution

The fourth proportional to 40,671.84, 56,127.60 and 22,768.56 is: 31,420.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,671.84 : 56,127.60 = 22,768.56 : x
  2. Step 2: Convert to fraction form
    40,671.84/56,127.60 = 22,768.56/x
  3. Step 3: Cross multiply
    40,671.84x = 56,127.60 × 22,768.56
  4. Step 4: Simplify right side
    40,671.84x = 1,277,944,628.26
  5. Step 5: Solve for x
    x = 1,277,944,628.26/40,671.84
  6. Step 6: Final answer
    x = 31,420.87

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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.