Home / 35,223.35-52,838.29-12,739.65

Finding the Fourth Proportional to 35,223.35, 52,838.29 and 12,739.65

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Solution

The fourth proportional to 35,223.35, 52,838.29 and 12,739.65 is: 19,110.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,223.35 : 52,838.29 = 12,739.65 : x
  2. Step 2: Convert to fraction form
    35,223.35/52,838.29 = 12,739.65/x
  3. Step 3: Cross multiply
    35,223.35x = 52,838.29 × 12,739.65
  4. Step 4: Simplify right side
    35,223.35x = 673,141,321.20
  5. Step 5: Solve for x
    x = 673,141,321.20/35,223.35
  6. Step 6: Final answer
    x = 19,110.66

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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.