Home / 13,750.94-20,627.60-4,392.29

Finding the Fourth Proportional to 13,750.94, 20,627.60 and 4,392.29

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Solution

The fourth proportional to 13,750.94, 20,627.60 and 4,392.29 is: 6,588.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,750.94 : 20,627.60 = 4,392.29 : x
  2. Step 2: Convert to fraction form
    13,750.94/20,627.60 = 4,392.29/x
  3. Step 3: Cross multiply
    13,750.94x = 20,627.60 × 4,392.29
  4. Step 4: Simplify right side
    13,750.94x = 90,602,276.10
  5. Step 5: Solve for x
    x = 90,602,276.10/13,750.94
  6. Step 6: Final answer
    x = 6,588.81

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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.