Home / 27,239.32-37,591.24-15,302.40

Finding the Fourth Proportional to 27,239.32, 37,591.24 and 15,302.40

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Solution

The fourth proportional to 27,239.32, 37,591.24 and 15,302.40 is: 21,117.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,239.32 : 37,591.24 = 15,302.40 : x
  2. Step 2: Convert to fraction form
    27,239.32/37,591.24 = 15,302.40/x
  3. Step 3: Cross multiply
    27,239.32x = 37,591.24 × 15,302.40
  4. Step 4: Simplify right side
    27,239.32x = 575,236,190.98
  5. Step 5: Solve for x
    x = 575,236,190.98/27,239.32
  6. Step 6: Final answer
    x = 21,117.86

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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.