Home / 17,547.48-24,231.69-11,270.79

Finding the Fourth Proportional to 17,547.48, 24,231.69 and 11,270.79

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Solution

The fourth proportional to 17,547.48, 24,231.69 and 11,270.79 is: 15,564.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,547.48 : 24,231.69 = 11,270.79 : x
  2. Step 2: Convert to fraction form
    17,547.48/24,231.69 = 11,270.79/x
  3. Step 3: Cross multiply
    17,547.48x = 24,231.69 × 11,270.79
  4. Step 4: Simplify right side
    17,547.48x = 273,110,289.34
  5. Step 5: Solve for x
    x = 273,110,289.34/17,547.48
  6. Step 6: Final answer
    x = 15,564.07

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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.