Home / 13,547.66-20,329.95-9,748.69

Finding the Fourth Proportional to 13,547.66, 20,329.95 and 9,748.69

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Solution

The fourth proportional to 13,547.66, 20,329.95 and 9,748.69 is: 14,629.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,547.66 : 20,329.95 = 9,748.69 : x
  2. Step 2: Convert to fraction form
    13,547.66/20,329.95 = 9,748.69/x
  3. Step 3: Cross multiply
    13,547.66x = 20,329.95 × 9,748.69
  4. Step 4: Simplify right side
    13,547.66x = 198,190,380.27
  5. Step 5: Solve for x
    x = 198,190,380.27/13,547.66
  6. Step 6: Final answer
    x = 14,629.12

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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.