Home / 16,145.04-22,276.20-9,426.80

Finding the Fourth Proportional to 16,145.04, 22,276.20 and 9,426.80

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Solution

The fourth proportional to 16,145.04, 22,276.20 and 9,426.80 is: 13,006.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,145.04 : 22,276.20 = 9,426.80 : x
  2. Step 2: Convert to fraction form
    16,145.04/22,276.20 = 9,426.80/x
  3. Step 3: Cross multiply
    16,145.04x = 22,276.20 × 9,426.80
  4. Step 4: Simplify right side
    16,145.04x = 209,993,282.16
  5. Step 5: Solve for x
    x = 209,993,282.16/16,145.04
  6. Step 6: Final answer
    x = 13,006.67

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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.