Home / 17,525.54-26,278.20-11,985.59

Finding the Fourth Proportional to 17,525.54, 26,278.20 and 11,985.59

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Solution

The fourth proportional to 17,525.54, 26,278.20 and 11,985.59 is: 17,971.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,525.54 : 26,278.20 = 11,985.59 : x
  2. Step 2: Convert to fraction form
    17,525.54/26,278.20 = 11,985.59/x
  3. Step 3: Cross multiply
    17,525.54x = 26,278.20 × 11,985.59
  4. Step 4: Simplify right side
    17,525.54x = 314,959,599.75
  5. Step 5: Solve for x
    x = 314,959,599.75/17,525.54
  6. Step 6: Final answer
    x = 17,971.47

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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.