Home / 13,927.37-20,897.18-5,623.58

Finding the Fourth Proportional to 13,927.37, 20,897.18 and 5,623.58

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Solution

The fourth proportional to 13,927.37, 20,897.18 and 5,623.58 is: 8,437.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,927.37 : 20,897.18 = 5,623.58 : x
  2. Step 2: Convert to fraction form
    13,927.37/20,897.18 = 5,623.58/x
  3. Step 3: Cross multiply
    13,927.37x = 20,897.18 × 5,623.58
  4. Step 4: Simplify right side
    13,927.37x = 117,516,830.90
  5. Step 5: Solve for x
    x = 117,516,830.90/13,927.37
  6. Step 6: Final answer
    x = 8,437.84

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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.