Home / 29,087.76-40,140.01-17,776.17

Finding the Fourth Proportional to 29,087.76, 40,140.01 and 17,776.17

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Solution

The fourth proportional to 29,087.76, 40,140.01 and 17,776.17 is: 24,530.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,087.76 : 40,140.01 = 17,776.17 : x
  2. Step 2: Convert to fraction form
    29,087.76/40,140.01 = 17,776.17/x
  3. Step 3: Cross multiply
    29,087.76x = 40,140.01 × 17,776.17
  4. Step 4: Simplify right side
    29,087.76x = 713,535,641.56
  5. Step 5: Solve for x
    x = 713,535,641.56/29,087.76
  6. Step 6: Final answer
    x = 24,530.44

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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.