Home / 30,060.80-45,097.35-10,336.79

Finding the Fourth Proportional to 30,060.80, 45,097.35 and 10,336.79

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Solution

The fourth proportional to 30,060.80, 45,097.35 and 10,336.79 is: 15,507.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,060.80 : 45,097.35 = 10,336.79 : x
  2. Step 2: Convert to fraction form
    30,060.80/45,097.35 = 10,336.79/x
  3. Step 3: Cross multiply
    30,060.80x = 45,097.35 × 10,336.79
  4. Step 4: Simplify right side
    30,060.80x = 466,161,910.49
  5. Step 5: Solve for x
    x = 466,161,910.49/30,060.80
  6. Step 6: Final answer
    x = 15,507.30

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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.