Home / 25,289.25-37,938.75-9,705.66

Finding the Fourth Proportional to 25,289.25, 37,938.75 and 9,705.66

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Solution

The fourth proportional to 25,289.25, 37,938.75 and 9,705.66 is: 14,560.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,289.25 : 37,938.75 = 9,705.66 : x
  2. Step 2: Convert to fraction form
    25,289.25/37,938.75 = 9,705.66/x
  3. Step 3: Cross multiply
    25,289.25x = 37,938.75 × 9,705.66
  4. Step 4: Simplify right side
    25,289.25x = 368,220,429.66
  5. Step 5: Solve for x
    x = 368,220,429.66/25,289.25
  6. Step 6: Final answer
    x = 14,560.36

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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.