Home / 39,231.75-58,874.09-14,607.75

Finding the Fourth Proportional to 39,231.75, 58,874.09 and 14,607.75

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Solution

The fourth proportional to 39,231.75, 58,874.09 and 14,607.75 is: 21,921.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,231.75 : 58,874.09 = 14,607.75 : x
  2. Step 2: Convert to fraction form
    39,231.75/58,874.09 = 14,607.75/x
  3. Step 3: Cross multiply
    39,231.75x = 58,874.09 × 14,607.75
  4. Step 4: Simplify right side
    39,231.75x = 860,017,915.16
  5. Step 5: Solve for x
    x = 860,017,915.16/39,231.75
  6. Step 6: Final answer
    x = 21,921.48

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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.