Home / 25,185.31-37,783.44-8,319.07

Finding the Fourth Proportional to 25,185.31, 37,783.44 and 8,319.07

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Solution

The fourth proportional to 25,185.31, 37,783.44 and 8,319.07 is: 12,480.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,185.31 : 37,783.44 = 8,319.07 : x
  2. Step 2: Convert to fraction form
    25,185.31/37,783.44 = 8,319.07/x
  3. Step 3: Cross multiply
    25,185.31x = 37,783.44 × 8,319.07
  4. Step 4: Simplify right side
    25,185.31x = 314,323,082.20
  5. Step 5: Solve for x
    x = 314,323,082.20/25,185.31
  6. Step 6: Final answer
    x = 12,480.41

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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.