Home / 55,631.51-83,308.86-38,913.26

Finding the Fourth Proportional to 55,631.51, 83,308.86 and 38,913.26

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Solution

The fourth proportional to 55,631.51, 83,308.86 and 38,913.26 is: 58,273.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,631.51 : 83,308.86 = 38,913.26 : x
  2. Step 2: Convert to fraction form
    55,631.51/83,308.86 = 38,913.26/x
  3. Step 3: Cross multiply
    55,631.51x = 83,308.86 × 38,913.26
  4. Step 4: Simplify right side
    55,631.51x = 3,241,819,371.27
  5. Step 5: Solve for x
    x = 3,241,819,371.27/55,631.51
  6. Step 6: Final answer
    x = 58,273.08

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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.