Home / 33,108.93-45,690.51-18,001.74

Finding the Fourth Proportional to 33,108.93, 45,690.51 and 18,001.74

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Solution

The fourth proportional to 33,108.93, 45,690.51 and 18,001.74 is: 24,842.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,108.93 : 45,690.51 = 18,001.74 : x
  2. Step 2: Convert to fraction form
    33,108.93/45,690.51 = 18,001.74/x
  3. Step 3: Cross multiply
    33,108.93x = 45,690.51 × 18,001.74
  4. Step 4: Simplify right side
    33,108.93x = 822,508,681.49
  5. Step 5: Solve for x
    x = 822,508,681.49/33,108.93
  6. Step 6: Final answer
    x = 24,842.50

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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.