Home / 13,049.24-19,574.70-4,284.20

Finding the Fourth Proportional to 13,049.24, 19,574.70 and 4,284.20

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Solution

The fourth proportional to 13,049.24, 19,574.70 and 4,284.20 is: 6,426.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,049.24 : 19,574.70 = 4,284.20 : x
  2. Step 2: Convert to fraction form
    13,049.24/19,574.70 = 4,284.20/x
  3. Step 3: Cross multiply
    13,049.24x = 19,574.70 × 4,284.20
  4. Step 4: Simplify right side
    13,049.24x = 83,861,929.74
  5. Step 5: Solve for x
    x = 83,861,929.74/13,049.24
  6. Step 6: Final answer
    x = 6,426.58

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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.