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Finding the Fourth Proportional to 40,506, 55,898.08 and 22,599.88

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Solution

The fourth proportional to 40,506, 55,898.08 and 22,599.88 is: 31,187.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,506 : 55,898.08 = 22,599.88 : x
  2. Step 2: Convert to fraction form
    40,506/55,898.08 = 22,599.88/x
  3. Step 3: Cross multiply
    40,506x = 55,898.08 × 22,599.88
  4. Step 4: Simplify right side
    40,506x = 1,263,289,900.23
  5. Step 5: Solve for x
    x = 1,263,289,900.23/40,506
  6. Step 6: Final answer
    x = 31,187.72

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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.