Home / 25,234.56-34,824.60-13,904.64

Finding the Fourth Proportional to 25,234.56, 34,824.60 and 13,904.64

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Solution

The fourth proportional to 25,234.56, 34,824.60 and 13,904.64 is: 19,188.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,234.56 : 34,824.60 = 13,904.64 : x
  2. Step 2: Convert to fraction form
    25,234.56/34,824.60 = 13,904.64/x
  3. Step 3: Cross multiply
    25,234.56x = 34,824.60 × 13,904.64
  4. Step 4: Simplify right side
    25,234.56x = 484,223,526.14
  5. Step 5: Solve for x
    x = 484,223,526.14/25,234.56
  6. Step 6: Final answer
    x = 19,188.90

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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.