Home / 27,331.50-37,710.98-15,392.46

Finding the Fourth Proportional to 27,331.50, 37,710.98 and 15,392.46

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Solution

The fourth proportional to 27,331.50, 37,710.98 and 15,392.46 is: 21,237.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,331.50 : 37,710.98 = 15,392.46 : x
  2. Step 2: Convert to fraction form
    27,331.50/37,710.98 = 15,392.46/x
  3. Step 3: Cross multiply
    27,331.50x = 37,710.98 × 15,392.46
  4. Step 4: Simplify right side
    27,331.50x = 580,464,751.21
  5. Step 5: Solve for x
    x = 580,464,751.21/27,331.50
  6. Step 6: Final answer
    x = 21,237.94

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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.