Home / 30,087.63-41,516.72-17,339.78

Finding the Fourth Proportional to 30,087.63, 41,516.72 and 17,339.78

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Solution

The fourth proportional to 30,087.63, 41,516.72 and 17,339.78 is: 23,926.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,087.63 : 41,516.72 = 17,339.78 : x
  2. Step 2: Convert to fraction form
    30,087.63/41,516.72 = 17,339.78/x
  3. Step 3: Cross multiply
    30,087.63x = 41,516.72 × 17,339.78
  4. Step 4: Simplify right side
    30,087.63x = 719,890,496.84
  5. Step 5: Solve for x
    x = 719,890,496.84/30,087.63
  6. Step 6: Final answer
    x = 23,926.46

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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.