Home / 40,549.38-60,831.84-12,464.40

Finding the Fourth Proportional to 40,549.38, 60,831.84 and 12,464.40

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Solution

The fourth proportional to 40,549.38, 60,831.84 and 12,464.40 is: 18,698.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,549.38 : 60,831.84 = 12,464.40 : x
  2. Step 2: Convert to fraction form
    40,549.38/60,831.84 = 12,464.40/x
  3. Step 3: Cross multiply
    40,549.38x = 60,831.84 × 12,464.40
  4. Step 4: Simplify right side
    40,549.38x = 758,232,386.50
  5. Step 5: Solve for x
    x = 758,232,386.50/40,549.38
  6. Step 6: Final answer
    x = 18,698.99

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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.