Home / 17,030.89-25,551.92-5,185.15

Finding the Fourth Proportional to 17,030.89, 25,551.92 and 5,185.15

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Solution

The fourth proportional to 17,030.89, 25,551.92 and 5,185.15 is: 7,779.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,030.89 : 25,551.92 = 5,185.15 : x
  2. Step 2: Convert to fraction form
    17,030.89/25,551.92 = 5,185.15/x
  3. Step 3: Cross multiply
    17,030.89x = 25,551.92 × 5,185.15
  4. Step 4: Simplify right side
    17,030.89x = 132,490,487.07
  5. Step 5: Solve for x
    x = 132,490,487.07/17,030.89
  6. Step 6: Final answer
    x = 7,779.42

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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.