Home / 14,656.93-21,985.20-3,563.59

Finding the Fourth Proportional to 14,656.93, 21,985.20 and 3,563.59

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Solution

The fourth proportional to 14,656.93, 21,985.20 and 3,563.59 is: 5,345.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656.93 : 21,985.20 = 3,563.59 : x
  2. Step 2: Convert to fraction form
    14,656.93/21,985.20 = 3,563.59/x
  3. Step 3: Cross multiply
    14,656.93x = 21,985.20 × 3,563.59
  4. Step 4: Simplify right side
    14,656.93x = 78,346,128.94
  5. Step 5: Solve for x
    x = 78,346,128.94/14,656.93
  6. Step 6: Final answer
    x = 5,345.33

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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.