Home / 27,273.89-37,637.72-15,337.31

Finding the Fourth Proportional to 27,273.89, 37,637.72 and 15,337.31

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Solution

The fourth proportional to 27,273.89, 37,637.72 and 15,337.31 is: 21,165.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,273.89 : 37,637.72 = 15,337.31 : x
  2. Step 2: Convert to fraction form
    27,273.89/37,637.72 = 15,337.31/x
  3. Step 3: Cross multiply
    27,273.89x = 37,637.72 × 15,337.31
  4. Step 4: Simplify right side
    27,273.89x = 577,261,114.46
  5. Step 5: Solve for x
    x = 577,261,114.46/27,273.89
  6. Step 6: Final answer
    x = 21,165.34

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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.