Home / 13,656.27-20,484.41-4,897.34

Finding the Fourth Proportional to 13,656.27, 20,484.41 and 4,897.34

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Solution

The fourth proportional to 13,656.27, 20,484.41 and 4,897.34 is: 7,346.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,656.27 : 20,484.41 = 4,897.34 : x
  2. Step 2: Convert to fraction form
    13,656.27/20,484.41 = 4,897.34/x
  3. Step 3: Cross multiply
    13,656.27x = 20,484.41 × 4,897.34
  4. Step 4: Simplify right side
    13,656.27x = 100,318,993.56
  5. Step 5: Solve for x
    x = 100,318,993.56/13,656.27
  6. Step 6: Final answer
    x = 7,346.00

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Similar ratio
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1.5x scale

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.