Home / 36,916.81-55,376.00-13,225.90

Finding the Fourth Proportional to 36,916.81, 55,376.00 and 13,225.90

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Solution

The fourth proportional to 36,916.81, 55,376.00 and 13,225.90 is: 19,839.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,916.81 : 55,376.00 = 13,225.90 : x
  2. Step 2: Convert to fraction form
    36,916.81/55,376.00 = 13,225.90/x
  3. Step 3: Cross multiply
    36,916.81x = 55,376.00 × 13,225.90
  4. Step 4: Simplify right side
    36,916.81x = 732,397,095.39
  5. Step 5: Solve for x
    x = 732,397,095.39/36,916.81
  6. Step 6: Final answer
    x = 19,839.12

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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.