Home / 36,875.53-55,243.90-21,838.15

Finding the Fourth Proportional to 36,875.53, 55,243.90 and 21,838.15

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Solution

The fourth proportional to 36,875.53, 55,243.90 and 21,838.15 is: 32,716.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,875.53 : 55,243.90 = 21,838.15 : x
  2. Step 2: Convert to fraction form
    36,875.53/55,243.90 = 21,838.15/x
  3. Step 3: Cross multiply
    36,875.53x = 55,243.90 × 21,838.15
  4. Step 4: Simplify right side
    36,875.53x = 1,206,424,574.79
  5. Step 5: Solve for x
    x = 1,206,424,574.79/36,875.53
  6. Step 6: Final answer
    x = 32,716.13

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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.