Home / 30,310.60-45,468.06-10,586.92

Finding the Fourth Proportional to 30,310.60, 45,468.06 and 10,586.92

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Solution

The fourth proportional to 30,310.60, 45,468.06 and 10,586.92 is: 15,881.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,310.60 : 45,468.06 = 10,586.92 : x
  2. Step 2: Convert to fraction form
    30,310.60/45,468.06 = 10,586.92/x
  3. Step 3: Cross multiply
    30,310.60x = 45,468.06 × 10,586.92
  4. Step 4: Simplify right side
    30,310.60x = 481,366,713.78
  5. Step 5: Solve for x
    x = 481,366,713.78/30,310.60
  6. Step 6: Final answer
    x = 15,881.13

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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.