Home / 14,657.43-21,985.95-3,564.09

Finding the Fourth Proportional to 14,657.43, 21,985.95 and 3,564.09

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Solution

The fourth proportional to 14,657.43, 21,985.95 and 3,564.09 is: 5,346.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,657.43 : 21,985.95 = 3,564.09 : x
  2. Step 2: Convert to fraction form
    14,657.43/21,985.95 = 3,564.09/x
  3. Step 3: Cross multiply
    14,657.43x = 21,985.95 × 3,564.09
  4. Step 4: Simplify right side
    14,657.43x = 78,359,794.61
  5. Step 5: Solve for x
    x = 78,359,794.61/14,657.43
  6. Step 6: Final answer
    x = 5,346.08

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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.