Home / 12,782.24-19,176.42-4,017.16

Finding the Fourth Proportional to 12,782.24, 19,176.42 and 4,017.16

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Solution

The fourth proportional to 12,782.24, 19,176.42 and 4,017.16 is: 6,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,782.24 : 19,176.42 = 4,017.16 : x
  2. Step 2: Convert to fraction form
    12,782.24/19,176.42 = 4,017.16/x
  3. Step 3: Cross multiply
    12,782.24x = 19,176.42 × 4,017.16
  4. Step 4: Simplify right side
    12,782.24x = 77,034,747.37
  5. Step 5: Solve for x
    x = 77,034,747.37/12,782.24
  6. Step 6: Final answer
    x = 6,026.70

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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.