Home / 13,349.16-20,017.98-4,584.78

Finding the Fourth Proportional to 13,349.16, 20,017.98 and 4,584.78

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Solution

The fourth proportional to 13,349.16, 20,017.98 and 4,584.78 is: 6,875.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349.16 : 20,017.98 = 4,584.78 : x
  2. Step 2: Convert to fraction form
    13,349.16/20,017.98 = 4,584.78/x
  3. Step 3: Cross multiply
    13,349.16x = 20,017.98 × 4,584.78
  4. Step 4: Simplify right side
    13,349.16x = 91,778,034.34
  5. Step 5: Solve for x
    x = 91,778,034.34/13,349.16
  6. Step 6: Final answer
    x = 6,875.19

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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.