Home / 13,459.04-20,188.64-4,693.96

Finding the Fourth Proportional to 13,459.04, 20,188.64 and 4,693.96

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Solution

The fourth proportional to 13,459.04, 20,188.64 and 4,693.96 is: 7,040.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459.04 : 20,188.64 = 4,693.96 : x
  2. Step 2: Convert to fraction form
    13,459.04/20,188.64 = 4,693.96/x
  3. Step 3: Cross multiply
    13,459.04x = 20,188.64 × 4,693.96
  4. Step 4: Simplify right side
    13,459.04x = 94,764,594.67
  5. Step 5: Solve for x
    x = 94,764,594.67/13,459.04
  6. Step 6: Final answer
    x = 7,040.97

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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.