Home / 12,285.17-16,953.50-6,696.17

Finding the Fourth Proportional to 12,285.17, 16,953.50 and 6,696.17

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Solution

The fourth proportional to 12,285.17, 16,953.50 and 6,696.17 is: 9,240.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,285.17 : 16,953.50 = 6,696.17 : x
  2. Step 2: Convert to fraction form
    12,285.17/16,953.50 = 6,696.17/x
  3. Step 3: Cross multiply
    12,285.17x = 16,953.50 × 6,696.17
  4. Step 4: Simplify right side
    12,285.17x = 113,523,484.61
  5. Step 5: Solve for x
    x = 113,523,484.61/12,285.17
  6. Step 6: Final answer
    x = 9,240.69

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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.