Home / 13,308.17-19,966.97-5,911.97

Finding the Fourth Proportional to 13,308.17, 19,966.97 and 5,911.97

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Solution

The fourth proportional to 13,308.17, 19,966.97 and 5,911.97 is: 8,870.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308.17 : 19,966.97 = 5,911.97 : x
  2. Step 2: Convert to fraction form
    13,308.17/19,966.97 = 5,911.97/x
  3. Step 3: Cross multiply
    13,308.17x = 19,966.97 × 5,911.97
  4. Step 4: Simplify right side
    13,308.17x = 118,044,042.58
  5. Step 5: Solve for x
    x = 118,044,042.58/13,308.17
  6. Step 6: Final answer
    x = 8,870.05

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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.