Home / 12,015.95-16,569.27-8,244.62

Finding the Fourth Proportional to 12,015.95, 16,569.27 and 8,244.62

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Solution

The fourth proportional to 12,015.95, 16,569.27 and 8,244.62 is: 11,368.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,015.95 : 16,569.27 = 8,244.62 : x
  2. Step 2: Convert to fraction form
    12,015.95/16,569.27 = 8,244.62/x
  3. Step 3: Cross multiply
    12,015.95x = 16,569.27 × 8,244.62
  4. Step 4: Simplify right side
    12,015.95x = 136,607,334.83
  5. Step 5: Solve for x
    x = 136,607,334.83/12,015.95
  6. Step 6: Final answer
    x = 11,368.83

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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.