Home / 13,032.20-19,547.05-3,672.07

Finding the Fourth Proportional to 13,032.20, 19,547.05 and 3,672.07

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Solution

The fourth proportional to 13,032.20, 19,547.05 and 3,672.07 is: 5,507.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,032.20 : 19,547.05 = 3,672.07 : x
  2. Step 2: Convert to fraction form
    13,032.20/19,547.05 = 3,672.07/x
  3. Step 3: Cross multiply
    13,032.20x = 19,547.05 × 3,672.07
  4. Step 4: Simplify right side
    13,032.20x = 71,778,135.89
  5. Step 5: Solve for x
    x = 71,778,135.89/13,032.20
  6. Step 6: Final answer
    x = 5,507.75

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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.