Home / 13,044.78-17,973.63-8,845.74

Finding the Fourth Proportional to 13,044.78, 17,973.63 and 8,845.74

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Solution

The fourth proportional to 13,044.78, 17,973.63 and 8,845.74 is: 12,188.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044.78 : 17,973.63 = 8,845.74 : x
  2. Step 2: Convert to fraction form
    13,044.78/17,973.63 = 8,845.74/x
  3. Step 3: Cross multiply
    13,044.78x = 17,973.63 × 8,845.74
  4. Step 4: Simplify right side
    13,044.78x = 158,990,057.84
  5. Step 5: Solve for x
    x = 158,990,057.84/13,044.78
  6. Step 6: Final answer
    x = 12,188.02

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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.