Home / 19,829.64-27,350.58-16,840.76

Finding the Fourth Proportional to 19,829.64, 27,350.58 and 16,840.76

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Solution

The fourth proportional to 19,829.64, 27,350.58 and 16,840.76 is: 23,228.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,829.64 : 27,350.58 = 16,840.76 : x
  2. Step 2: Convert to fraction form
    19,829.64/27,350.58 = 16,840.76/x
  3. Step 3: Cross multiply
    19,829.64x = 27,350.58 × 16,840.76
  4. Step 4: Simplify right side
    19,829.64x = 460,604,553.64
  5. Step 5: Solve for x
    x = 460,604,553.64/19,829.64
  6. Step 6: Final answer
    x = 23,228.08

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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.