Home / 23,795.10-32,840.69-13,721.54

Finding the Fourth Proportional to 23,795.10, 32,840.69 and 13,721.54

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Solution

The fourth proportional to 23,795.10, 32,840.69 and 13,721.54 is: 18,937.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,795.10 : 32,840.69 = 13,721.54 : x
  2. Step 2: Convert to fraction form
    23,795.10/32,840.69 = 13,721.54/x
  3. Step 3: Cross multiply
    23,795.10x = 32,840.69 × 13,721.54
  4. Step 4: Simplify right side
    23,795.10x = 450,624,608.65
  5. Step 5: Solve for x
    x = 450,624,608.65/23,795.10
  6. Step 6: Final answer
    x = 18,937.71

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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.