Home / 13,014.81-19,525.55-3,654.86

Finding the Fourth Proportional to 13,014.81, 19,525.55 and 3,654.86

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Solution

The fourth proportional to 13,014.81, 19,525.55 and 3,654.86 is: 5,483.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,014.81 : 19,525.55 = 3,654.86 : x
  2. Step 2: Convert to fraction form
    13,014.81/19,525.55 = 3,654.86/x
  3. Step 3: Cross multiply
    13,014.81x = 19,525.55 × 3,654.86
  4. Step 4: Simplify right side
    13,014.81x = 71,363,035.77
  5. Step 5: Solve for x
    x = 71,363,035.77/13,014.81
  6. Step 6: Final answer
    x = 5,483.22

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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.