Home / 12,014.17-16,579.51-6,981.35

Finding the Fourth Proportional to 12,014.17, 16,579.51 and 6,981.35

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Solution

The fourth proportional to 12,014.17, 16,579.51 and 6,981.35 is: 9,634.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,014.17 : 16,579.51 = 6,981.35 : x
  2. Step 2: Convert to fraction form
    12,014.17/16,579.51 = 6,981.35/x
  3. Step 3: Cross multiply
    12,014.17x = 16,579.51 × 6,981.35
  4. Step 4: Simplify right side
    12,014.17x = 115,747,261.79
  5. Step 5: Solve for x
    x = 115,747,261.79/12,014.17
  6. Step 6: Final answer
    x = 9,634.23

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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.