Home / 40,857.99-56,384.78-22,710.41

Finding the Fourth Proportional to 40,857.99, 56,384.78 and 22,710.41

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Solution

The fourth proportional to 40,857.99, 56,384.78 and 22,710.41 is: 31,340.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,857.99 : 56,384.78 = 22,710.41 : x
  2. Step 2: Convert to fraction form
    40,857.99/56,384.78 = 22,710.41/x
  3. Step 3: Cross multiply
    40,857.99x = 56,384.78 × 22,710.41
  4. Step 4: Simplify right side
    40,857.99x = 1,280,521,471.56
  5. Step 5: Solve for x
    x = 1,280,521,471.56/40,857.99
  6. Step 6: Final answer
    x = 31,340.78

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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.