Home / 30,335.74-41,866.72-16,908.22

Finding the Fourth Proportional to 30,335.74, 41,866.72 and 16,908.22

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Solution

The fourth proportional to 30,335.74, 41,866.72 and 16,908.22 is: 23,335.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,335.74 : 41,866.72 = 16,908.22 : x
  2. Step 2: Convert to fraction form
    30,335.74/41,866.72 = 16,908.22/x
  3. Step 3: Cross multiply
    30,335.74x = 41,866.72 × 16,908.22
  4. Step 4: Simplify right side
    30,335.74x = 707,891,712.44
  5. Step 5: Solve for x
    x = 707,891,712.44/30,335.74
  6. Step 6: Final answer
    x = 23,335.24

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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.