Home / 16,816.70-23,207.47-9,263.29

Finding the Fourth Proportional to 16,816.70, 23,207.47 and 9,263.29

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Solution

The fourth proportional to 16,816.70, 23,207.47 and 9,263.29 is: 12,783.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,816.70 : 23,207.47 = 9,263.29 : x
  2. Step 2: Convert to fraction form
    16,816.70/23,207.47 = 9,263.29/x
  3. Step 3: Cross multiply
    16,816.70x = 23,207.47 × 9,263.29
  4. Step 4: Simplify right side
    16,816.70x = 214,977,443.60
  5. Step 5: Solve for x
    x = 214,977,443.60/16,816.70
  6. Step 6: Final answer
    x = 12,783.57

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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.