Home / 55,269.10-82,903.65-13,716.10

Finding the Fourth Proportional to 55,269.10, 82,903.65 and 13,716.10

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Solution

The fourth proportional to 55,269.10, 82,903.65 and 13,716.10 is: 20,574.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,269.10 : 82,903.65 = 13,716.10 : x
  2. Step 2: Convert to fraction form
    55,269.10/82,903.65 = 13,716.10/x
  3. Step 3: Cross multiply
    55,269.10x = 82,903.65 × 13,716.10
  4. Step 4: Simplify right side
    55,269.10x = 1,137,114,753.77
  5. Step 5: Solve for x
    x = 1,137,114,753.77/55,269.10
  6. Step 6: Final answer
    x = 20,574.15

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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.