Home / 30,039.65-45,086.71-16,011.46

Finding the Fourth Proportional to 30,039.65, 45,086.71 and 16,011.46

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Solution

The fourth proportional to 30,039.65, 45,086.71 and 16,011.46 is: 24,031.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,039.65 : 45,086.71 = 16,011.46 : x
  2. Step 2: Convert to fraction form
    30,039.65/45,086.71 = 16,011.46/x
  3. Step 3: Cross multiply
    30,039.65x = 45,086.71 × 16,011.46
  4. Step 4: Simplify right side
    30,039.65x = 721,904,053.70
  5. Step 5: Solve for x
    x = 721,904,053.70/30,039.65
  6. Step 6: Final answer
    x = 24,031.71

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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.