Home / 55,862.41-83,795.64-18,423.40

Finding the Fourth Proportional to 55,862.41, 83,795.64 and 18,423.40

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Solution

The fourth proportional to 55,862.41, 83,795.64 and 18,423.40 is: 27,635.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,862.41 : 83,795.64 = 18,423.40 : x
  2. Step 2: Convert to fraction form
    55,862.41/83,795.64 = 18,423.40/x
  3. Step 3: Cross multiply
    55,862.41x = 83,795.64 × 18,423.40
  4. Step 4: Simplify right side
    55,862.41x = 1,543,800,593.98
  5. Step 5: Solve for x
    x = 1,543,800,593.98/55,862.41
  6. Step 6: Final answer
    x = 27,635.77

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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.