Home / 25,503.12-38,254.62-6,783.16

Finding the Fourth Proportional to 25,503.12, 38,254.62 and 6,783.16

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Solution

The fourth proportional to 25,503.12, 38,254.62 and 6,783.16 is: 10,174.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,503.12 : 38,254.62 = 6,783.16 : x
  2. Step 2: Convert to fraction form
    25,503.12/38,254.62 = 6,783.16/x
  3. Step 3: Cross multiply
    25,503.12x = 38,254.62 × 6,783.16
  4. Step 4: Simplify right side
    25,503.12x = 259,487,208.20
  5. Step 5: Solve for x
    x = 259,487,208.20/25,503.12
  6. Step 6: Final answer
    x = 10,174.72

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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.