Home / 25,236.80-37,831.20-9,437.60

Finding the Fourth Proportional to 25,236.80, 37,831.20 and 9,437.60

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Solution

The fourth proportional to 25,236.80, 37,831.20 and 9,437.60 is: 14,147.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,236.80 : 37,831.20 = 9,437.60 : x
  2. Step 2: Convert to fraction form
    25,236.80/37,831.20 = 9,437.60/x
  3. Step 3: Cross multiply
    25,236.80x = 37,831.20 × 9,437.60
  4. Step 4: Simplify right side
    25,236.80x = 357,035,733.12
  5. Step 5: Solve for x
    x = 357,035,733.12/25,236.80
  6. Step 6: Final answer
    x = 14,147.42

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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.