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Finding the Fourth Proportional to 15,164.37, 22,721.72 and 14,588.37

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Solution

The fourth proportional to 15,164.37, 22,721.72 and 14,588.37 is: 21,858.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,164.37 : 22,721.72 = 14,588.37 : x
  2. Step 2: Convert to fraction form
    15,164.37/22,721.72 = 14,588.37/x
  3. Step 3: Cross multiply
    15,164.37x = 22,721.72 × 14,588.37
  4. Step 4: Simplify right side
    15,164.37x = 331,472,785.45
  5. Step 5: Solve for x
    x = 331,472,785.45/15,164.37
  6. Step 6: Final answer
    x = 21,858.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.