Home / 55,446.41-83,114.19-19,898.07

Finding the Fourth Proportional to 55,446.41, 83,114.19 and 19,898.07

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Solution

The fourth proportional to 55,446.41, 83,114.19 and 19,898.07 is: 29,827.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,446.41 : 83,114.19 = 19,898.07 : x
  2. Step 2: Convert to fraction form
    55,446.41/83,114.19 = 19,898.07/x
  3. Step 3: Cross multiply
    55,446.41x = 83,114.19 × 19,898.07
  4. Step 4: Simplify right side
    55,446.41x = 1,653,811,970.61
  5. Step 5: Solve for x
    x = 1,653,811,970.61/55,446.41
  6. Step 6: Final answer
    x = 29,827.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.