Home / 25,017.16-34,508.64-16,519.36

Finding the Fourth Proportional to 25,017.16, 34,508.64 and 16,519.36

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Solution

The fourth proportional to 25,017.16, 34,508.64 and 16,519.36 is: 22,786.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,017.16 : 34,508.64 = 16,519.36 : x
  2. Step 2: Convert to fraction form
    25,017.16/34,508.64 = 16,519.36/x
  3. Step 3: Cross multiply
    25,017.16x = 34,508.64 × 16,519.36
  4. Step 4: Simplify right side
    25,017.16x = 570,060,647.27
  5. Step 5: Solve for x
    x = 570,060,647.27/25,017.16
  6. Step 6: Final answer
    x = 22,786.79

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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.