Home / 14,768.34-22,160.79-7,842.66

Finding the Fourth Proportional to 14,768.34, 22,160.79 and 7,842.66

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Solution

The fourth proportional to 14,768.34, 22,160.79 and 7,842.66 is: 11,768.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,768.34 : 22,160.79 = 7,842.66 : x
  2. Step 2: Convert to fraction form
    14,768.34/22,160.79 = 7,842.66/x
  3. Step 3: Cross multiply
    14,768.34x = 22,160.79 × 7,842.66
  4. Step 4: Simplify right side
    14,768.34x = 173,799,541.30
  5. Step 5: Solve for x
    x = 173,799,541.30/14,768.34
  6. Step 6: Final answer
    x = 11,768.39

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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.