Home / 16,889.49-23,308.65-9,816.96

Finding the Fourth Proportional to 16,889.49, 23,308.65 and 9,816.96

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Solution

The fourth proportional to 16,889.49, 23,308.65 and 9,816.96 is: 13,548.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,889.49 : 23,308.65 = 9,816.96 : x
  2. Step 2: Convert to fraction form
    16,889.49/23,308.65 = 9,816.96/x
  3. Step 3: Cross multiply
    16,889.49x = 23,308.65 × 9,816.96
  4. Step 4: Simplify right side
    16,889.49x = 228,820,084.70
  5. Step 5: Solve for x
    x = 228,820,084.70/16,889.49
  6. Step 6: Final answer
    x = 13,548.08

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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.