Home / 12,256.24-16,908.60-8,532.40

Finding the Fourth Proportional to 12,256.24, 16,908.60 and 8,532.40

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Solution

The fourth proportional to 12,256.24, 16,908.60 and 8,532.40 is: 11,771.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256.24 : 16,908.60 = 8,532.40 : x
  2. Step 2: Convert to fraction form
    12,256.24/16,908.60 = 8,532.40/x
  3. Step 3: Cross multiply
    12,256.24x = 16,908.60 × 8,532.40
  4. Step 4: Simplify right side
    12,256.24x = 144,270,938.64
  5. Step 5: Solve for x
    x = 144,270,938.64/12,256.24
  6. Step 6: Final answer
    x = 11,771.22

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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.