Home / 14,203.69-19,600.62-8,901.43

Finding the Fourth Proportional to 14,203.69, 19,600.62 and 8,901.43

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Solution

The fourth proportional to 14,203.69, 19,600.62 and 8,901.43 is: 12,283.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203.69 : 19,600.62 = 8,901.43 : x
  2. Step 2: Convert to fraction form
    14,203.69/19,600.62 = 8,901.43/x
  3. Step 3: Cross multiply
    14,203.69x = 19,600.62 × 8,901.43
  4. Step 4: Simplify right side
    14,203.69x = 174,473,546.89
  5. Step 5: Solve for x
    x = 174,473,546.89/14,203.69
  6. Step 6: Final answer
    x = 12,283.68

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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.