Home / 13,213.66-19,822.65-4,893.70

Finding the Fourth Proportional to 13,213.66, 19,822.65 and 4,893.70

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Solution

The fourth proportional to 13,213.66, 19,822.65 and 4,893.70 is: 7,341.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,213.66 : 19,822.65 = 4,893.70 : x
  2. Step 2: Convert to fraction form
    13,213.66/19,822.65 = 4,893.70/x
  3. Step 3: Cross multiply
    13,213.66x = 19,822.65 × 4,893.70
  4. Step 4: Simplify right side
    13,213.66x = 97,006,102.31
  5. Step 5: Solve for x
    x = 97,006,102.31/13,213.66
  6. Step 6: Final answer
    x = 7,341.35

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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.