Home / 36,782.16-55,172.28-11,822.16

Finding the Fourth Proportional to 36,782.16, 55,172.28 and 11,822.16

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Solution

The fourth proportional to 36,782.16, 55,172.28 and 11,822.16 is: 17,732.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,782.16 : 55,172.28 = 11,822.16 : x
  2. Step 2: Convert to fraction form
    36,782.16/55,172.28 = 11,822.16/x
  3. Step 3: Cross multiply
    36,782.16x = 55,172.28 × 11,822.16
  4. Step 4: Simplify right side
    36,782.16x = 652,255,521.72
  5. Step 5: Solve for x
    x = 652,255,521.72/36,782.16
  6. Step 6: Final answer
    x = 17,732.93

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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.