Home / 11,639.16-16,070.06-10,895.58

Finding the Fourth Proportional to 11,639.16, 16,070.06 and 10,895.58

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Solution

The fourth proportional to 11,639.16, 16,070.06 and 10,895.58 is: 15,043.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,639.16 : 16,070.06 = 10,895.58 : x
  2. Step 2: Convert to fraction form
    11,639.16/16,070.06 = 10,895.58/x
  3. Step 3: Cross multiply
    11,639.16x = 16,070.06 × 10,895.58
  4. Step 4: Simplify right side
    11,639.16x = 175,092,651.57
  5. Step 5: Solve for x
    x = 175,092,651.57/11,639.16
  6. Step 6: Final answer
    x = 15,043.41

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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.