Home / 16,867.50-25,261.85-13,333.77

Finding the Fourth Proportional to 16,867.50, 25,261.85 and 13,333.77

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Solution

The fourth proportional to 16,867.50, 25,261.85 and 13,333.77 is: 19,969.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,867.50 : 25,261.85 = 13,333.77 : x
  2. Step 2: Convert to fraction form
    16,867.50/25,261.85 = 13,333.77/x
  3. Step 3: Cross multiply
    16,867.50x = 25,261.85 × 13,333.77
  4. Step 4: Simplify right side
    16,867.50x = 336,835,631.01
  5. Step 5: Solve for x
    x = 336,835,631.01/16,867.50
  6. Step 6: Final answer
    x = 19,969.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.