Home / 16,043.93-22,141.35-8,970.36

Finding the Fourth Proportional to 16,043.93, 22,141.35 and 8,970.36

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Solution

The fourth proportional to 16,043.93, 22,141.35 and 8,970.36 is: 12,379.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,043.93 : 22,141.35 = 8,970.36 : x
  2. Step 2: Convert to fraction form
    16,043.93/22,141.35 = 8,970.36/x
  3. Step 3: Cross multiply
    16,043.93x = 22,141.35 × 8,970.36
  4. Step 4: Simplify right side
    16,043.93x = 198,615,797.36
  5. Step 5: Solve for x
    x = 198,615,797.36/16,043.93
  6. Step 6: Final answer
    x = 12,379.50

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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.