Home / 55,726.70-83,589.75-13,607.01

Finding the Fourth Proportional to 55,726.70, 83,589.75 and 13,607.01

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Solution

The fourth proportional to 55,726.70, 83,589.75 and 13,607.01 is: 20,410.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,726.70 : 83,589.75 = 13,607.01 : x
  2. Step 2: Convert to fraction form
    55,726.70/83,589.75 = 13,607.01/x
  3. Step 3: Cross multiply
    55,726.70x = 83,589.75 × 13,607.01
  4. Step 4: Simplify right side
    55,726.70x = 1,137,406,564.15
  5. Step 5: Solve for x
    x = 1,137,406,564.15/55,726.70
  6. Step 6: Final answer
    x = 20,410.44

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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.