Home / 36,209.16-54,313.70-9,915.98

Finding the Fourth Proportional to 36,209.16, 54,313.70 and 9,915.98

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Solution

The fourth proportional to 36,209.16, 54,313.70 and 9,915.98 is: 14,873.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,209.16 : 54,313.70 = 9,915.98 : x
  2. Step 2: Convert to fraction form
    36,209.16/54,313.70 = 9,915.98/x
  3. Step 3: Cross multiply
    36,209.16x = 54,313.70 × 9,915.98
  4. Step 4: Simplify right side
    36,209.16x = 538,573,241.78
  5. Step 5: Solve for x
    x = 538,573,241.78/36,209.16
  6. Step 6: Final answer
    x = 14,873.95

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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.