Home / 27,329.82-37,710.99-15,392.40

Finding the Fourth Proportional to 27,329.82, 37,710.99 and 15,392.40

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Solution

The fourth proportional to 27,329.82, 37,710.99 and 15,392.40 is: 21,239.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,329.82 : 37,710.99 = 15,392.40 : x
  2. Step 2: Convert to fraction form
    27,329.82/37,710.99 = 15,392.40/x
  3. Step 3: Cross multiply
    27,329.82x = 37,710.99 × 15,392.40
  4. Step 4: Simplify right side
    27,329.82x = 580,462,642.48
  5. Step 5: Solve for x
    x = 580,462,642.48/27,329.82
  6. Step 6: Final answer
    x = 21,239.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.