Home / 16,851.63-25,275.40-5,758.08

Finding the Fourth Proportional to 16,851.63, 25,275.40 and 5,758.08

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Solution

The fourth proportional to 16,851.63, 25,275.40 and 5,758.08 is: 8,636.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,851.63 : 25,275.40 = 5,758.08 : x
  2. Step 2: Convert to fraction form
    16,851.63/25,275.40 = 5,758.08/x
  3. Step 3: Cross multiply
    16,851.63x = 25,275.40 × 5,758.08
  4. Step 4: Simplify right side
    16,851.63x = 145,537,775.23
  5. Step 5: Solve for x
    x = 145,537,775.23/16,851.63
  6. Step 6: Final answer
    x = 8,636.42

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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.