Home / 13,897.06-20,838.48-4,531.06

Finding the Fourth Proportional to 13,897.06, 20,838.48 and 4,531.06

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Solution

The fourth proportional to 13,897.06, 20,838.48 and 4,531.06 is: 6,794.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,897.06 : 20,838.48 = 4,531.06 : x
  2. Step 2: Convert to fraction form
    13,897.06/20,838.48 = 4,531.06/x
  3. Step 3: Cross multiply
    13,897.06x = 20,838.48 × 4,531.06
  4. Step 4: Simplify right side
    13,897.06x = 94,420,403.19
  5. Step 5: Solve for x
    x = 94,420,403.19/13,897.06
  6. Step 6: Final answer
    x = 6,794.27

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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.