Home / 14,170.24-21,232.32-8,332.16

Finding the Fourth Proportional to 14,170.24, 21,232.32 and 8,332.16

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Solution

The fourth proportional to 14,170.24, 21,232.32 and 8,332.16 is: 12,484.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,170.24 : 21,232.32 = 8,332.16 : x
  2. Step 2: Convert to fraction form
    14,170.24/21,232.32 = 8,332.16/x
  3. Step 3: Cross multiply
    14,170.24x = 21,232.32 × 8,332.16
  4. Step 4: Simplify right side
    14,170.24x = 176,911,087.41
  5. Step 5: Solve for x
    x = 176,911,087.41/14,170.24
  6. Step 6: Final answer
    x = 12,484.69

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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.