Home / 27,889.98-38,473.92-17,807.82

Finding the Fourth Proportional to 27,889.98, 38,473.92 and 17,807.82

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Solution

The fourth proportional to 27,889.98, 38,473.92 and 17,807.82 is: 24,565.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,889.98 : 38,473.92 = 17,807.82 : x
  2. Step 2: Convert to fraction form
    27,889.98/38,473.92 = 17,807.82/x
  3. Step 3: Cross multiply
    27,889.98x = 38,473.92 × 17,807.82
  4. Step 4: Simplify right side
    27,889.98x = 685,136,649.20
  5. Step 5: Solve for x
    x = 685,136,649.20/27,889.98
  6. Step 6: Final answer
    x = 24,565.69

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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.