Home / 22,307.31-33,512.81-13,079.79

Finding the Fourth Proportional to 22,307.31, 33,512.81 and 13,079.79

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Solution

The fourth proportional to 22,307.31, 33,512.81 and 13,079.79 is: 19,650.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,307.31 : 33,512.81 = 13,079.79 : x
  2. Step 2: Convert to fraction form
    22,307.31/33,512.81 = 13,079.79/x
  3. Step 3: Cross multiply
    22,307.31x = 33,512.81 × 13,079.79
  4. Step 4: Simplify right side
    22,307.31x = 438,340,451.71
  5. Step 5: Solve for x
    x = 438,340,451.71/22,307.31
  6. Step 6: Final answer
    x = 19,650.08

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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.