Home / 25,813.77-35,609.86-16,866.51

Finding the Fourth Proportional to 25,813.77, 35,609.86 and 16,866.51

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Solution

The fourth proportional to 25,813.77, 35,609.86 and 16,866.51 is: 23,267.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,813.77 : 35,609.86 = 16,866.51 : x
  2. Step 2: Convert to fraction form
    25,813.77/35,609.86 = 16,866.51/x
  3. Step 3: Cross multiply
    25,813.77x = 35,609.86 × 16,866.51
  4. Step 4: Simplify right side
    25,813.77x = 600,614,059.79
  5. Step 5: Solve for x
    x = 600,614,059.79/25,813.77
  6. Step 6: Final answer
    x = 23,267.20

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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.