Home / 27,966.84-38,594.21-15,391.59

Finding the Fourth Proportional to 27,966.84, 38,594.21 and 15,391.59

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Solution

The fourth proportional to 27,966.84, 38,594.21 and 15,391.59 is: 21,240.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,966.84 : 38,594.21 = 15,391.59 : x
  2. Step 2: Convert to fraction form
    27,966.84/38,594.21 = 15,391.59/x
  3. Step 3: Cross multiply
    27,966.84x = 38,594.21 × 15,391.59
  4. Step 4: Simplify right side
    27,966.84x = 594,026,256.69
  5. Step 5: Solve for x
    x = 594,026,256.69/27,966.84
  6. Step 6: Final answer
    x = 21,240.38

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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.