Home / 16,825.70-23,218.51-9,654.10

Finding the Fourth Proportional to 16,825.70, 23,218.51 and 9,654.10

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Solution

The fourth proportional to 16,825.70, 23,218.51 and 9,654.10 is: 13,322.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,825.70 : 23,218.51 = 9,654.10 : x
  2. Step 2: Convert to fraction form
    16,825.70/23,218.51 = 9,654.10/x
  3. Step 3: Cross multiply
    16,825.70x = 23,218.51 × 9,654.10
  4. Step 4: Simplify right side
    16,825.70x = 224,153,817.39
  5. Step 5: Solve for x
    x = 224,153,817.39/16,825.70
  6. Step 6: Final answer
    x = 13,322.11

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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.