Home / 19,600.73-27,038.63-12,417.97

Finding the Fourth Proportional to 19,600.73, 27,038.63 and 12,417.97

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Solution

The fourth proportional to 19,600.73, 27,038.63 and 12,417.97 is: 17,130.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.73 : 27,038.63 = 12,417.97 : x
  2. Step 2: Convert to fraction form
    19,600.73/27,038.63 = 12,417.97/x
  3. Step 3: Cross multiply
    19,600.73x = 27,038.63 × 12,417.97
  4. Step 4: Simplify right side
    19,600.73x = 335,764,896.18
  5. Step 5: Solve for x
    x = 335,764,896.18/19,600.73
  6. Step 6: Final answer
    x = 17,130.22

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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.