Home / 19,624.56-27,065.88-15,846.64

Finding the Fourth Proportional to 19,624.56, 27,065.88 and 15,846.64

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Solution

The fourth proportional to 19,624.56, 27,065.88 and 15,846.64 is: 21,855.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,624.56 : 27,065.88 = 15,846.64 : x
  2. Step 2: Convert to fraction form
    19,624.56/27,065.88 = 15,846.64/x
  3. Step 3: Cross multiply
    19,624.56x = 27,065.88 × 15,846.64
  4. Step 4: Simplify right side
    19,624.56x = 428,903,256.64
  5. Step 5: Solve for x
    x = 428,903,256.64/19,624.56
  6. Step 6: Final answer
    x = 21,855.43

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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.