Home / 13,547.07-20,324.66-5,756.49

Finding the Fourth Proportional to 13,547.07, 20,324.66 and 5,756.49

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Solution

The fourth proportional to 13,547.07, 20,324.66 and 5,756.49 is: 8,636.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,547.07 : 20,324.66 = 5,756.49 : x
  2. Step 2: Convert to fraction form
    13,547.07/20,324.66 = 5,756.49/x
  3. Step 3: Cross multiply
    13,547.07x = 20,324.66 × 5,756.49
  4. Step 4: Simplify right side
    13,547.07x = 116,998,673.26
  5. Step 5: Solve for x
    x = 116,998,673.26/13,547.07
  6. Step 6: Final answer
    x = 8,636.46

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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.