Home / 16,141.19-22,274.39-8,970.92

Finding the Fourth Proportional to 16,141.19, 22,274.39 and 8,970.92

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Solution

The fourth proportional to 16,141.19, 22,274.39 and 8,970.92 is: 12,379.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,141.19 : 22,274.39 = 8,970.92 : x
  2. Step 2: Convert to fraction form
    16,141.19/22,274.39 = 8,970.92/x
  3. Step 3: Cross multiply
    16,141.19x = 22,274.39 × 8,970.92
  4. Step 4: Simplify right side
    16,141.19x = 199,821,670.20
  5. Step 5: Solve for x
    x = 199,821,670.20/16,141.19
  6. Step 6: Final answer
    x = 12,379.62

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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.