Home / 16,159.14-22,298.90-8,989.43

Finding the Fourth Proportional to 16,159.14, 22,298.90 and 8,989.43

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Solution

The fourth proportional to 16,159.14, 22,298.90 and 8,989.43 is: 12,405.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,159.14 : 22,298.90 = 8,989.43 : x
  2. Step 2: Convert to fraction form
    16,159.14/22,298.90 = 8,989.43/x
  3. Step 3: Cross multiply
    16,159.14x = 22,298.90 × 8,989.43
  4. Step 4: Simplify right side
    16,159.14x = 200,454,244.19
  5. Step 5: Solve for x
    x = 200,454,244.19/16,159.14
  6. Step 6: Final answer
    x = 12,405.01

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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.