Home / 25,280.82-37,908.75-7,746.42

Finding the Fourth Proportional to 25,280.82, 37,908.75 and 7,746.42

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Solution

The fourth proportional to 25,280.82, 37,908.75 and 7,746.42 is: 11,615.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,280.82 : 37,908.75 = 7,746.42 : x
  2. Step 2: Convert to fraction form
    25,280.82/37,908.75 = 7,746.42/x
  3. Step 3: Cross multiply
    25,280.82x = 37,908.75 × 7,746.42
  4. Step 4: Simplify right side
    25,280.82x = 293,657,099.18
  5. Step 5: Solve for x
    x = 293,657,099.18/25,280.82
  6. Step 6: Final answer
    x = 11,615.81

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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.