Home / 12,746.96-17,593.98-9,913.64

Finding the Fourth Proportional to 12,746.96, 17,593.98 and 9,913.64

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Solution

The fourth proportional to 12,746.96, 17,593.98 and 9,913.64 is: 13,683.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746.96 : 17,593.98 = 9,913.64 : x
  2. Step 2: Convert to fraction form
    12,746.96/17,593.98 = 9,913.64/x
  3. Step 3: Cross multiply
    12,746.96x = 17,593.98 × 9,913.64
  4. Step 4: Simplify right side
    12,746.96x = 174,420,383.89
  5. Step 5: Solve for x
    x = 174,420,383.89/12,746.96
  6. Step 6: Final answer
    x = 13,683.29

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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.