Home / 38,026.91-52,477.25-21,259.91

Finding the Fourth Proportional to 38,026.91, 52,477.25 and 21,259.91

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Solution

The fourth proportional to 38,026.91, 52,477.25 and 21,259.91 is: 29,338.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,026.91 : 52,477.25 = 21,259.91 : x
  2. Step 2: Convert to fraction form
    38,026.91/52,477.25 = 21,259.91/x
  3. Step 3: Cross multiply
    38,026.91x = 52,477.25 × 21,259.91
  4. Step 4: Simplify right side
    38,026.91x = 1,115,661,243.36
  5. Step 5: Solve for x
    x = 1,115,661,243.36/38,026.91
  6. Step 6: Final answer
    x = 29,338.73

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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.