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Finding the Fourth Proportional to 13,700.16, 20,548.08 and 4,464

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Solution

The fourth proportional to 13,700.16, 20,548.08 and 4,464 is: 6,695.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,700.16 : 20,548.08 = 4,464 : x
  2. Step 2: Convert to fraction form
    13,700.16/20,548.08 = 4,464/x
  3. Step 3: Cross multiply
    13,700.16x = 20,548.08 × 4,464
  4. Step 4: Simplify right side
    13,700.16x = 91,726,629.12
  5. Step 5: Solve for x
    x = 91,726,629.12/13,700.16
  6. Step 6: Final answer
    x = 6,695.30

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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.