Home / 29,009.84-40,033.44-16,434.56

Finding the Fourth Proportional to 29,009.84, 40,033.44 and 16,434.56

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Solution

The fourth proportional to 29,009.84, 40,033.44 and 16,434.56 is: 22,679.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,009.84 : 40,033.44 = 16,434.56 : x
  2. Step 2: Convert to fraction form
    29,009.84/40,033.44 = 16,434.56/x
  3. Step 3: Cross multiply
    29,009.84x = 40,033.44 × 16,434.56
  4. Step 4: Simplify right side
    29,009.84x = 657,931,971.69
  5. Step 5: Solve for x
    x = 657,931,971.69/29,009.84
  6. Step 6: Final answer
    x = 22,679.61

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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.