Home / 14,259.54-21,390.40-4,399.82

Finding the Fourth Proportional to 14,259.54, 21,390.40 and 4,399.82

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Solution

The fourth proportional to 14,259.54, 21,390.40 and 4,399.82 is: 6,600.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,259.54 : 21,390.40 = 4,399.82 : x
  2. Step 2: Convert to fraction form
    14,259.54/21,390.40 = 4,399.82/x
  3. Step 3: Cross multiply
    14,259.54x = 21,390.40 × 4,399.82
  4. Step 4: Simplify right side
    14,259.54x = 94,113,909.73
  5. Step 5: Solve for x
    x = 94,113,909.73/14,259.54
  6. Step 6: Final answer
    x = 6,600.07

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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.