Home / 14,643.52-22,065.20-12,103.36

Finding the Fourth Proportional to 14,643.52, 22,065.20 and 12,103.36

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Solution

The fourth proportional to 14,643.52, 22,065.20 and 12,103.36 is: 18,237.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,643.52 : 22,065.20 = 12,103.36 : x
  2. Step 2: Convert to fraction form
    14,643.52/22,065.20 = 12,103.36/x
  3. Step 3: Cross multiply
    14,643.52x = 22,065.20 × 12,103.36
  4. Step 4: Simplify right side
    14,643.52x = 267,063,059.07
  5. Step 5: Solve for x
    x = 267,063,059.07/14,643.52
  6. Step 6: Final answer
    x = 18,237.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.