Home / 13,655.68-20,484.97-4,295.99

Finding the Fourth Proportional to 13,655.68, 20,484.97 and 4,295.99

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Solution

The fourth proportional to 13,655.68, 20,484.97 and 4,295.99 is: 6,444.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,655.68 : 20,484.97 = 4,295.99 : x
  2. Step 2: Convert to fraction form
    13,655.68/20,484.97 = 4,295.99/x
  3. Step 3: Cross multiply
    13,655.68x = 20,484.97 × 4,295.99
  4. Step 4: Simplify right side
    13,655.68x = 88,003,266.74
  5. Step 5: Solve for x
    x = 88,003,266.74/13,655.68
  6. Step 6: Final answer
    x = 6,444.45

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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.