Home / 13,499.34-20,248.87-4,614.59

Finding the Fourth Proportional to 13,499.34, 20,248.87 and 4,614.59

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Solution

The fourth proportional to 13,499.34, 20,248.87 and 4,614.59 is: 6,921.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,499.34 : 20,248.87 = 4,614.59 : x
  2. Step 2: Convert to fraction form
    13,499.34/20,248.87 = 4,614.59/x
  3. Step 3: Cross multiply
    13,499.34x = 20,248.87 × 4,614.59
  4. Step 4: Simplify right side
    13,499.34x = 93,440,233.01
  5. Step 5: Solve for x
    x = 93,440,233.01/13,499.34
  6. Step 6: Final answer
    x = 6,921.84

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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.