Home / 25,454.73-38,166.75-11,412.22

Finding the Fourth Proportional to 25,454.73, 38,166.75 and 11,412.22

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Solution

The fourth proportional to 25,454.73, 38,166.75 and 11,412.22 is: 17,111.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,454.73 : 38,166.75 = 11,412.22 : x
  2. Step 2: Convert to fraction form
    25,454.73/38,166.75 = 11,412.22/x
  3. Step 3: Cross multiply
    25,454.73x = 38,166.75 × 11,412.22
  4. Step 4: Simplify right side
    25,454.73x = 435,567,347.69
  5. Step 5: Solve for x
    x = 435,567,347.69/25,454.73
  6. Step 6: Final answer
    x = 17,111.45

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1.5x scale

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.