Home / 37,284.36-55,936.26-13,911

Finding the Fourth Proportional to 37,284.36, 55,936.26 and 13,911

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Solution

The fourth proportional to 37,284.36, 55,936.26 and 13,911 is: 20,870.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,284.36 : 55,936.26 = 13,911 : x
  2. Step 2: Convert to fraction form
    37,284.36/55,936.26 = 13,911/x
  3. Step 3: Cross multiply
    37,284.36x = 55,936.26 × 13,911
  4. Step 4: Simplify right side
    37,284.36x = 778,129,312.86
  5. Step 5: Solve for x
    x = 778,129,312.86/37,284.36
  6. Step 6: Final answer
    x = 20,870.13

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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.