Home / 19,970.64-27,533.90-16,372.56

Finding the Fourth Proportional to 19,970.64, 27,533.90 and 16,372.56

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Solution

The fourth proportional to 19,970.64, 27,533.90 and 16,372.56 is: 22,573.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,970.64 : 27,533.90 = 16,372.56 : x
  2. Step 2: Convert to fraction form
    19,970.64/27,533.90 = 16,372.56/x
  3. Step 3: Cross multiply
    19,970.64x = 27,533.90 × 16,372.56
  4. Step 4: Simplify right side
    19,970.64x = 450,800,347.92
  5. Step 5: Solve for x
    x = 450,800,347.92/19,970.64
  6. Step 6: Final answer
    x = 22,573.15

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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.