Home / 38,233.35-52,762.74-21,239.19

Finding the Fourth Proportional to 38,233.35, 52,762.74 and 21,239.19

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Solution

The fourth proportional to 38,233.35, 52,762.74 and 21,239.19 is: 29,310.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,233.35 : 52,762.74 = 21,239.19 : x
  2. Step 2: Convert to fraction form
    38,233.35/52,762.74 = 21,239.19/x
  3. Step 3: Cross multiply
    38,233.35x = 52,762.74 × 21,239.19
  4. Step 4: Simplify right side
    38,233.35x = 1,120,637,859.78
  5. Step 5: Solve for x
    x = 1,120,637,859.78/38,233.35
  6. Step 6: Final answer
    x = 29,310.48

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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.