Home / 13,302.09-19,948.82-6,281.01

Finding the Fourth Proportional to 13,302.09, 19,948.82 and 6,281.01

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Solution

The fourth proportional to 13,302.09, 19,948.82 and 6,281.01 is: 9,419.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302.09 : 19,948.82 = 6,281.01 : x
  2. Step 2: Convert to fraction form
    13,302.09/19,948.82 = 6,281.01/x
  3. Step 3: Cross multiply
    13,302.09x = 19,948.82 × 6,281.01
  4. Step 4: Simplify right side
    13,302.09x = 125,298,706.50
  5. Step 5: Solve for x
    x = 125,298,706.50/13,302.09
  6. Step 6: Final answer
    x = 9,419.48

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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.