Home / 11,117.10-16,741.40-9,673.68

Finding the Fourth Proportional to 11,117.10, 16,741.40 and 9,673.68

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Solution

The fourth proportional to 11,117.10, 16,741.40 and 9,673.68 is: 14,567.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,117.10 : 16,741.40 = 9,673.68 : x
  2. Step 2: Convert to fraction form
    11,117.10/16,741.40 = 9,673.68/x
  3. Step 3: Cross multiply
    11,117.10x = 16,741.40 × 9,673.68
  4. Step 4: Simplify right side
    11,117.10x = 161,950,946.35
  5. Step 5: Solve for x
    x = 161,950,946.35/11,117.10
  6. Step 6: Final answer
    x = 14,567.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.