Home / 14,241.30-19,655.56-8,499.12

Finding the Fourth Proportional to 14,241.30, 19,655.56 and 8,499.12

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Solution

The fourth proportional to 14,241.30, 19,655.56 and 8,499.12 is: 11,730.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,241.30 : 19,655.56 = 8,499.12 : x
  2. Step 2: Convert to fraction form
    14,241.30/19,655.56 = 8,499.12/x
  3. Step 3: Cross multiply
    14,241.30x = 19,655.56 × 8,499.12
  4. Step 4: Simplify right side
    14,241.30x = 167,054,963.11
  5. Step 5: Solve for x
    x = 167,054,963.11/14,241.30
  6. Step 6: Final answer
    x = 11,730.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.