Home / 16,564.32-22,835.31-11,840.40

Finding the Fourth Proportional to 16,564.32, 22,835.31 and 11,840.40

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Solution

The fourth proportional to 16,564.32, 22,835.31 and 11,840.40 is: 16,322.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,564.32 : 22,835.31 = 11,840.40 : x
  2. Step 2: Convert to fraction form
    16,564.32/22,835.31 = 11,840.40/x
  3. Step 3: Cross multiply
    16,564.32x = 22,835.31 × 11,840.40
  4. Step 4: Simplify right side
    16,564.32x = 270,379,204.52
  5. Step 5: Solve for x
    x = 270,379,204.52/16,564.32
  6. Step 6: Final answer
    x = 16,322.99

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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.