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Finding the Fourth Proportional to 16,835.10, 23,525.40 and 16,835.10

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Solution

The fourth proportional to 16,835.10, 23,525.40 and 16,835.10 is: 23,525.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,835.10 : 23,525.40 = 16,835.10 : x
  2. Step 2: Convert to fraction form
    16,835.10/23,525.40 = 16,835.10/x
  3. Step 3: Cross multiply
    16,835.10x = 23,525.40 × 16,835.10
  4. Step 4: Simplify right side
    16,835.10x = 396,052,461.54
  5. Step 5: Solve for x
    x = 396,052,461.54/16,835.10
  6. Step 6: Final answer
    x = 23,525.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.