Home / 55,386.72-83,067.66-15,935.04

Finding the Fourth Proportional to 55,386.72, 83,067.66 and 15,935.04

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Solution

The fourth proportional to 55,386.72, 83,067.66 and 15,935.04 is: 23,898.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,386.72 : 83,067.66 = 15,935.04 : x
  2. Step 2: Convert to fraction form
    55,386.72/83,067.66 = 15,935.04/x
  3. Step 3: Cross multiply
    55,386.72x = 83,067.66 × 15,935.04
  4. Step 4: Simplify right side
    55,386.72x = 1,323,686,484.81
  5. Step 5: Solve for x
    x = 1,323,686,484.81/55,386.72
  6. Step 6: Final answer
    x = 23,898.99

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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.