Home / 25,551.48-38,329.15-6,831.11

Finding the Fourth Proportional to 25,551.48, 38,329.15 and 6,831.11

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Solution

The fourth proportional to 25,551.48, 38,329.15 and 6,831.11 is: 10,247.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,551.48 : 38,329.15 = 6,831.11 : x
  2. Step 2: Convert to fraction form
    25,551.48/38,329.15 = 6,831.11/x
  3. Step 3: Cross multiply
    25,551.48x = 38,329.15 × 6,831.11
  4. Step 4: Simplify right side
    25,551.48x = 261,830,639.86
  5. Step 5: Solve for x
    x = 261,830,639.86/25,551.48
  6. Step 6: Final answer
    x = 10,247.18

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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.