Home / 33,289.86-49,920.93-13,555.02

Finding the Fourth Proportional to 33,289.86, 49,920.93 and 13,555.02

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Solution

The fourth proportional to 33,289.86, 49,920.93 and 13,555.02 is: 20,326.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,289.86 : 49,920.93 = 13,555.02 : x
  2. Step 2: Convert to fraction form
    33,289.86/49,920.93 = 13,555.02/x
  3. Step 3: Cross multiply
    33,289.86x = 49,920.93 × 13,555.02
  4. Step 4: Simplify right side
    33,289.86x = 676,679,204.57
  5. Step 5: Solve for x
    x = 676,679,204.57/33,289.86
  6. Step 6: Final answer
    x = 20,326.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.