Home / 12,343.20-17,033.54-6,677.93

Finding the Fourth Proportional to 12,343.20, 17,033.54 and 6,677.93

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Solution

The fourth proportional to 12,343.20, 17,033.54 and 6,677.93 is: 9,215.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,343.20 : 17,033.54 = 6,677.93 : x
  2. Step 2: Convert to fraction form
    12,343.20/17,033.54 = 6,677.93/x
  3. Step 3: Cross multiply
    12,343.20x = 17,033.54 × 6,677.93
  4. Step 4: Simplify right side
    12,343.20x = 113,748,787.77
  5. Step 5: Solve for x
    x = 113,748,787.77/12,343.20
  6. Step 6: Final answer
    x = 9,215.50

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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.