Home / 27,606.32-38,094.80-15,669.90

Finding the Fourth Proportional to 27,606.32, 38,094.80 and 15,669.90

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Solution

The fourth proportional to 27,606.32, 38,094.80 and 15,669.90 is: 21,623.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,606.32 : 38,094.80 = 15,669.90 : x
  2. Step 2: Convert to fraction form
    27,606.32/38,094.80 = 15,669.90/x
  3. Step 3: Cross multiply
    27,606.32x = 38,094.80 × 15,669.90
  4. Step 4: Simplify right side
    27,606.32x = 596,941,706.52
  5. Step 5: Solve for x
    x = 596,941,706.52/27,606.32
  6. Step 6: Final answer
    x = 21,623.37

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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.