Home / 33,118.50-45,703.64-18,011.16

Finding the Fourth Proportional to 33,118.50, 45,703.64 and 18,011.16

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Solution

The fourth proportional to 33,118.50, 45,703.64 and 18,011.16 is: 24,855.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,118.50 : 45,703.64 = 18,011.16 : x
  2. Step 2: Convert to fraction form
    33,118.50/45,703.64 = 18,011.16/x
  3. Step 3: Cross multiply
    33,118.50x = 45,703.64 × 18,011.16
  4. Step 4: Simplify right side
    33,118.50x = 823,175,617.65
  5. Step 5: Solve for x
    x = 823,175,617.65/33,118.50
  6. Step 6: Final answer
    x = 24,855.46

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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.