Home / 27,173.79-37,499.36-15,237.09

Finding the Fourth Proportional to 27,173.79, 37,499.36 and 15,237.09

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Solution

The fourth proportional to 27,173.79, 37,499.36 and 15,237.09 is: 21,026.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,173.79 : 37,499.36 = 15,237.09 : x
  2. Step 2: Convert to fraction form
    27,173.79/37,499.36 = 15,237.09/x
  3. Step 3: Cross multiply
    27,173.79x = 37,499.36 × 15,237.09
  4. Step 4: Simplify right side
    27,173.79x = 571,381,047.08
  5. Step 5: Solve for x
    x = 571,381,047.08/27,173.79
  6. Step 6: Final answer
    x = 21,026.92

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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.