Home / 13,921.16-20,886.52-4,061.89

Finding the Fourth Proportional to 13,921.16, 20,886.52 and 4,061.89

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Solution

The fourth proportional to 13,921.16, 20,886.52 and 4,061.89 is: 6,094.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,921.16 : 20,886.52 = 4,061.89 : x
  2. Step 2: Convert to fraction form
    13,921.16/20,886.52 = 4,061.89/x
  3. Step 3: Cross multiply
    13,921.16x = 20,886.52 × 4,061.89
  4. Step 4: Simplify right side
    13,921.16x = 84,838,684.35
  5. Step 5: Solve for x
    x = 84,838,684.35/13,921.16
  6. Step 6: Final answer
    x = 6,094.23

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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.