Home / 10,536.87-14,529.08-8,616.72

Finding the Fourth Proportional to 10,536.87, 14,529.08 and 8,616.72

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Solution

The fourth proportional to 10,536.87, 14,529.08 and 8,616.72 is: 11,881.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,536.87 : 14,529.08 = 8,616.72 : x
  2. Step 2: Convert to fraction form
    10,536.87/14,529.08 = 8,616.72/x
  3. Step 3: Cross multiply
    10,536.87x = 14,529.08 × 8,616.72
  4. Step 4: Simplify right side
    10,536.87x = 125,192,971.13
  5. Step 5: Solve for x
    x = 125,192,971.13/10,536.87
  6. Step 6: Final answer
    x = 11,881.42

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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.