Home / 38,003.27-52,443.48-21,006.32

Finding the Fourth Proportional to 38,003.27, 52,443.48 and 21,006.32

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Solution

The fourth proportional to 38,003.27, 52,443.48 and 21,006.32 is: 28,988.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,003.27 : 52,443.48 = 21,006.32 : x
  2. Step 2: Convert to fraction form
    38,003.27/52,443.48 = 21,006.32/x
  3. Step 3: Cross multiply
    38,003.27x = 52,443.48 × 21,006.32
  4. Step 4: Simplify right side
    38,003.27x = 1,101,644,522.79
  5. Step 5: Solve for x
    x = 1,101,644,522.79/38,003.27
  6. Step 6: Final answer
    x = 28,988.15

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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.