Home / 13,347.48-20,014.42-4,459.62

Finding the Fourth Proportional to 13,347.48, 20,014.42 and 4,459.62

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Solution

The fourth proportional to 13,347.48, 20,014.42 and 4,459.62 is: 6,687.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,347.48 : 20,014.42 = 4,459.62 : x
  2. Step 2: Convert to fraction form
    13,347.48/20,014.42 = 4,459.62/x
  3. Step 3: Cross multiply
    13,347.48x = 20,014.42 × 4,459.62
  4. Step 4: Simplify right side
    13,347.48x = 89,256,707.72
  5. Step 5: Solve for x
    x = 89,256,707.72/13,347.48
  6. Step 6: Final answer
    x = 6,687.16

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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.