Home / 19,606.02-27,037.86-15,122.64

Finding the Fourth Proportional to 19,606.02, 27,037.86 and 15,122.64

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Solution

The fourth proportional to 19,606.02, 27,037.86 and 15,122.64 is: 20,855.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,606.02 : 27,037.86 = 15,122.64 : x
  2. Step 2: Convert to fraction form
    19,606.02/27,037.86 = 15,122.64/x
  3. Step 3: Cross multiply
    19,606.02x = 27,037.86 × 15,122.64
  4. Step 4: Simplify right side
    19,606.02x = 408,883,823.15
  5. Step 5: Solve for x
    x = 408,883,823.15/19,606.02
  6. Step 6: Final answer
    x = 20,855.01

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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.