Home / 16,881.48-23,297.14-9,328.20

Finding the Fourth Proportional to 16,881.48, 23,297.14 and 9,328.20

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Solution

The fourth proportional to 16,881.48, 23,297.14 and 9,328.20 is: 12,873.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.48 : 23,297.14 = 9,328.20 : x
  2. Step 2: Convert to fraction form
    16,881.48/23,297.14 = 9,328.20/x
  3. Step 3: Cross multiply
    16,881.48x = 23,297.14 × 9,328.20
  4. Step 4: Simplify right side
    16,881.48x = 217,320,381.35
  5. Step 5: Solve for x
    x = 217,320,381.35/16,881.48
  6. Step 6: Final answer
    x = 12,873.30

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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.