Home / 55,061.36-82,574.28-15,607.88

Finding the Fourth Proportional to 55,061.36, 82,574.28 and 15,607.88

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Solution

The fourth proportional to 55,061.36, 82,574.28 and 15,607.88 is: 23,406.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,061.36 : 82,574.28 = 15,607.88 : x
  2. Step 2: Convert to fraction form
    55,061.36/82,574.28 = 15,607.88/x
  3. Step 3: Cross multiply
    55,061.36x = 82,574.28 × 15,607.88
  4. Step 4: Simplify right side
    55,061.36x = 1,288,809,453.33
  5. Step 5: Solve for x
    x = 1,288,809,453.33/55,061.36
  6. Step 6: Final answer
    x = 23,406.79

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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.