Home / 13,532.64-18,673.60-8,225.52

Finding the Fourth Proportional to 13,532.64, 18,673.60 and 8,225.52

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Solution

The fourth proportional to 13,532.64, 18,673.60 and 8,225.52 is: 11,350.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.64 : 18,673.60 = 8,225.52 : x
  2. Step 2: Convert to fraction form
    13,532.64/18,673.60 = 8,225.52/x
  3. Step 3: Cross multiply
    13,532.64x = 18,673.60 × 8,225.52
  4. Step 4: Simplify right side
    13,532.64x = 153,600,070.27
  5. Step 5: Solve for x
    x = 153,600,070.27/13,532.64
  6. Step 6: Final answer
    x = 11,350.34

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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.