Home / 38,018.84-52,463.88-21,022.06

Finding the Fourth Proportional to 38,018.84, 52,463.88 and 21,022.06

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Solution

The fourth proportional to 38,018.84, 52,463.88 and 21,022.06 is: 29,009.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,018.84 : 52,463.88 = 21,022.06 : x
  2. Step 2: Convert to fraction form
    38,018.84/52,463.88 = 21,022.06/x
  3. Step 3: Cross multiply
    38,018.84x = 52,463.88 × 21,022.06
  4. Step 4: Simplify right side
    38,018.84x = 1,102,898,833.19
  5. Step 5: Solve for x
    x = 1,102,898,833.19/38,018.84
  6. Step 6: Final answer
    x = 29,009.27

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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.