Home / 30,350.88-45,532.68-10,630.08

Finding the Fourth Proportional to 30,350.88, 45,532.68 and 10,630.08

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Solution

The fourth proportional to 30,350.88, 45,532.68 and 10,630.08 is: 15,947.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,350.88 : 45,532.68 = 10,630.08 : x
  2. Step 2: Convert to fraction form
    30,350.88/45,532.68 = 10,630.08/x
  3. Step 3: Cross multiply
    30,350.88x = 45,532.68 × 10,630.08
  4. Step 4: Simplify right side
    30,350.88x = 484,016,031.01
  5. Step 5: Solve for x
    x = 484,016,031.01/30,350.88
  6. Step 6: Final answer
    x = 15,947.35

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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.