Home / 55,569.55-83,351.39-15,591.32

Finding the Fourth Proportional to 55,569.55, 83,351.39 and 15,591.32

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Solution

The fourth proportional to 55,569.55, 83,351.39 and 15,591.32 is: 23,386.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,569.55 : 83,351.39 = 15,591.32 : x
  2. Step 2: Convert to fraction form
    55,569.55/83,351.39 = 15,591.32/x
  3. Step 3: Cross multiply
    55,569.55x = 83,351.39 × 15,591.32
  4. Step 4: Simplify right side
    55,569.55x = 1,299,557,855.51
  5. Step 5: Solve for x
    x = 1,299,557,855.51/55,569.55
  6. Step 6: Final answer
    x = 23,386.15

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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.