Home / 13,336.08-20,005.28-3,848.45

Finding the Fourth Proportional to 13,336.08, 20,005.28 and 3,848.45

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Solution

The fourth proportional to 13,336.08, 20,005.28 and 3,848.45 is: 5,773.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,336.08 : 20,005.28 = 3,848.45 : x
  2. Step 2: Convert to fraction form
    13,336.08/20,005.28 = 3,848.45/x
  3. Step 3: Cross multiply
    13,336.08x = 20,005.28 × 3,848.45
  4. Step 4: Simplify right side
    13,336.08x = 76,989,214.98
  5. Step 5: Solve for x
    x = 76,989,214.98/13,336.08
  6. Step 6: Final answer
    x = 5,773.00

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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.