Home / 33,315.24-45,973.60-18,207.66

Finding the Fourth Proportional to 33,315.24, 45,973.60 and 18,207.66

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Solution

The fourth proportional to 33,315.24, 45,973.60 and 18,207.66 is: 25,125.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,315.24 : 45,973.60 = 18,207.66 : x
  2. Step 2: Convert to fraction form
    33,315.24/45,973.60 = 18,207.66/x
  3. Step 3: Cross multiply
    33,315.24x = 45,973.60 × 18,207.66
  4. Step 4: Simplify right side
    33,315.24x = 837,071,677.78
  5. Step 5: Solve for x
    x = 837,071,677.78/33,315.24
  6. Step 6: Final answer
    x = 25,125.79

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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.