Home / 19,935.33-29,903.03-18,717.45

Finding the Fourth Proportional to 19,935.33, 29,903.03 and 18,717.45

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Solution

The fourth proportional to 19,935.33, 29,903.03 and 18,717.45 is: 28,076.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,935.33 : 29,903.03 = 18,717.45 : x
  2. Step 2: Convert to fraction form
    19,935.33/29,903.03 = 18,717.45/x
  3. Step 3: Cross multiply
    19,935.33x = 29,903.03 × 18,717.45
  4. Step 4: Simplify right side
    19,935.33x = 559,708,385.98
  5. Step 5: Solve for x
    x = 559,708,385.98/19,935.33
  6. Step 6: Final answer
    x = 28,076.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.