Home / 13,677.26-20,501.91-6,287.22

Finding the Fourth Proportional to 13,677.26, 20,501.91 and 6,287.22

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Solution

The fourth proportional to 13,677.26, 20,501.91 and 6,287.22 is: 9,424.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,677.26 : 20,501.91 = 6,287.22 : x
  2. Step 2: Convert to fraction form
    13,677.26/20,501.91 = 6,287.22/x
  3. Step 3: Cross multiply
    13,677.26x = 20,501.91 × 6,287.22
  4. Step 4: Simplify right side
    13,677.26x = 128,900,018.59
  5. Step 5: Solve for x
    x = 128,900,018.59/13,677.26
  6. Step 6: Final answer
    x = 9,424.41

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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.