Home / 16,831.40-25,219.32-10,237.64

Finding the Fourth Proportional to 16,831.40, 25,219.32 and 10,237.64

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Solution

The fourth proportional to 16,831.40, 25,219.32 and 10,237.64 is: 15,339.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,831.40 : 25,219.32 = 10,237.64 : x
  2. Step 2: Convert to fraction form
    16,831.40/25,219.32 = 10,237.64/x
  3. Step 3: Cross multiply
    16,831.40x = 25,219.32 × 10,237.64
  4. Step 4: Simplify right side
    16,831.40x = 258,186,319.20
  5. Step 5: Solve for x
    x = 258,186,319.20/16,831.40
  6. Step 6: Final answer
    x = 15,339.56

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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.