Home / 17,547.99-24,212.57-11,172.29

Finding the Fourth Proportional to 17,547.99, 24,212.57 and 11,172.29

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Solution

The fourth proportional to 17,547.99, 24,212.57 and 11,172.29 is: 15,415.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,547.99 : 24,212.57 = 11,172.29 : x
  2. Step 2: Convert to fraction form
    17,547.99/24,212.57 = 11,172.29/x
  3. Step 3: Cross multiply
    17,547.99x = 24,212.57 × 11,172.29
  4. Step 4: Simplify right side
    17,547.99x = 270,509,676.76
  5. Step 5: Solve for x
    x = 270,509,676.76/17,547.99
  6. Step 6: Final answer
    x = 15,415.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.