Home / 14,656.98-21,985.16-3,563.74

Finding the Fourth Proportional to 14,656.98, 21,985.16 and 3,563.74

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Solution

The fourth proportional to 14,656.98, 21,985.16 and 3,563.74 is: 5,345.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656.98 : 21,985.16 = 3,563.74 : x
  2. Step 2: Convert to fraction form
    14,656.98/21,985.16 = 3,563.74/x
  3. Step 3: Cross multiply
    14,656.98x = 21,985.16 × 3,563.74
  4. Step 4: Simplify right side
    14,656.98x = 78,349,394.10
  5. Step 5: Solve for x
    x = 78,349,394.10/14,656.98
  6. Step 6: Final answer
    x = 5,345.53

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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.