Home / 27,152.43-40,718.58-9,378.54

Finding the Fourth Proportional to 27,152.43, 40,718.58 and 9,378.54

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Solution

The fourth proportional to 27,152.43, 40,718.58 and 9,378.54 is: 14,064.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,152.43 : 40,718.58 = 9,378.54 : x
  2. Step 2: Convert to fraction form
    27,152.43/40,718.58 = 9,378.54/x
  3. Step 3: Cross multiply
    27,152.43x = 40,718.58 × 9,378.54
  4. Step 4: Simplify right side
    27,152.43x = 381,880,831.27
  5. Step 5: Solve for x
    x = 381,880,831.27/27,152.43
  6. Step 6: Final answer
    x = 14,064.33

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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.