Home / 10,011.23-15,000.35-3,433.80

Finding the Fourth Proportional to 10,011.23, 15,000.35 and 3,433.80

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Solution

The fourth proportional to 10,011.23, 15,000.35 and 3,433.80 is: 5,145.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011.23 : 15,000.35 = 3,433.80 : x
  2. Step 2: Convert to fraction form
    10,011.23/15,000.35 = 3,433.80/x
  3. Step 3: Cross multiply
    10,011.23x = 15,000.35 × 3,433.80
  4. Step 4: Simplify right side
    10,011.23x = 51,508,184.66
  5. Step 5: Solve for x
    x = 51,508,184.66/10,011.23
  6. Step 6: Final answer
    x = 5,145.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.