Home / 14,642.07-21,963.15-3,548.72

Finding the Fourth Proportional to 14,642.07, 21,963.15 and 3,548.72

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Solution

The fourth proportional to 14,642.07, 21,963.15 and 3,548.72 is: 5,323.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,642.07 : 21,963.15 = 3,548.72 : x
  2. Step 2: Convert to fraction form
    14,642.07/21,963.15 = 3,548.72/x
  3. Step 3: Cross multiply
    14,642.07x = 21,963.15 × 3,548.72
  4. Step 4: Simplify right side
    14,642.07x = 77,940,959.85
  5. Step 5: Solve for x
    x = 77,940,959.85/14,642.07
  6. Step 6: Final answer
    x = 5,323.08

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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.