Home / 36,915.42-50,937.26-21,805.98

Finding the Fourth Proportional to 36,915.42, 50,937.26 and 21,805.98

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Solution

The fourth proportional to 36,915.42, 50,937.26 and 21,805.98 is: 30,088.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,915.42 : 50,937.26 = 21,805.98 : x
  2. Step 2: Convert to fraction form
    36,915.42/50,937.26 = 21,805.98/x
  3. Step 3: Cross multiply
    36,915.42x = 50,937.26 × 21,805.98
  4. Step 4: Simplify right side
    36,915.42x = 1,110,736,872.81
  5. Step 5: Solve for x
    x = 1,110,736,872.81/36,915.42
  6. Step 6: Final answer
    x = 30,088.70

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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.