Home / 40,723.04-56,198.90-22,819.19

Finding the Fourth Proportional to 40,723.04, 56,198.90 and 22,819.19

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Solution

The fourth proportional to 40,723.04, 56,198.90 and 22,819.19 is: 31,491.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,723.04 : 56,198.90 = 22,819.19 : x
  2. Step 2: Convert to fraction form
    40,723.04/56,198.90 = 22,819.19/x
  3. Step 3: Cross multiply
    40,723.04x = 56,198.90 × 22,819.19
  4. Step 4: Simplify right side
    40,723.04x = 1,282,413,152.94
  5. Step 5: Solve for x
    x = 1,282,413,152.94/40,723.04
  6. Step 6: Final answer
    x = 31,491.09

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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.