Home / 16,881.15-23,297.40-9,807.15

Finding the Fourth Proportional to 16,881.15, 23,297.40 and 9,807.15

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Solution

The fourth proportional to 16,881.15, 23,297.40 and 9,807.15 is: 13,534.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.15 : 23,297.40 = 9,807.15 : x
  2. Step 2: Convert to fraction form
    16,881.15/23,297.40 = 9,807.15/x
  3. Step 3: Cross multiply
    16,881.15x = 23,297.40 × 9,807.15
  4. Step 4: Simplify right side
    16,881.15x = 228,481,096.41
  5. Step 5: Solve for x
    x = 228,481,096.41/16,881.15
  6. Step 6: Final answer
    x = 13,534.69

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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.