Home / 54,681.52-82,022.36-15,239.68

Finding the Fourth Proportional to 54,681.52, 82,022.36 and 15,239.68

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Solution

The fourth proportional to 54,681.52, 82,022.36 and 15,239.68 is: 22,859.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,681.52 : 82,022.36 = 15,239.68 : x
  2. Step 2: Convert to fraction form
    54,681.52/82,022.36 = 15,239.68/x
  3. Step 3: Cross multiply
    54,681.52x = 82,022.36 × 15,239.68
  4. Step 4: Simplify right side
    54,681.52x = 1,249,994,519.24
  5. Step 5: Solve for x
    x = 1,249,994,519.24/54,681.52
  6. Step 6: Final answer
    x = 22,859.54

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1.5x scale

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.