Home / 12,214.06-16,848.21-7,495

Finding the Fourth Proportional to 12,214.06, 16,848.21 and 7,495

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Solution

The fourth proportional to 12,214.06, 16,848.21 and 7,495 is: 10,338.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,214.06 : 16,848.21 = 7,495 : x
  2. Step 2: Convert to fraction form
    12,214.06/16,848.21 = 7,495/x
  3. Step 3: Cross multiply
    12,214.06x = 16,848.21 × 7,495
  4. Step 4: Simplify right side
    12,214.06x = 126,277,333.95
  5. Step 5: Solve for x
    x = 126,277,333.95/12,214.06
  6. Step 6: Final answer
    x = 10,338.69

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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.