Home / 30,336.71-41,864.87-16,908.83

Finding the Fourth Proportional to 30,336.71, 41,864.87 and 16,908.83

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Solution

The fourth proportional to 30,336.71, 41,864.87 and 16,908.83 is: 23,334.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,336.71 : 41,864.87 = 16,908.83 : x
  2. Step 2: Convert to fraction form
    30,336.71/41,864.87 = 16,908.83/x
  3. Step 3: Cross multiply
    30,336.71x = 41,864.87 × 16,908.83
  4. Step 4: Simplify right side
    30,336.71x = 707,885,959.74
  5. Step 5: Solve for x
    x = 707,885,959.74/30,336.71
  6. Step 6: Final answer
    x = 23,334.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.