Home / 14,824.16-20,454.28-8,853.64

Finding the Fourth Proportional to 14,824.16, 20,454.28 and 8,853.64

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Solution

The fourth proportional to 14,824.16, 20,454.28 and 8,853.64 is: 12,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,824.16 : 20,454.28 = 8,853.64 : x
  2. Step 2: Convert to fraction form
    14,824.16/20,454.28 = 8,853.64/x
  3. Step 3: Cross multiply
    14,824.16x = 20,454.28 × 8,853.64
  4. Step 4: Simplify right side
    14,824.16x = 181,094,831.58
  5. Step 5: Solve for x
    x = 181,094,831.58/14,824.16
  6. Step 6: Final answer
    x = 12,216.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.