Home / 19,983.48-27,601.74-14,970.12

Finding the Fourth Proportional to 19,983.48, 27,601.74 and 14,970.12

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Solution

The fourth proportional to 19,983.48, 27,601.74 and 14,970.12 is: 20,677.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,983.48 : 27,601.74 = 14,970.12 : x
  2. Step 2: Convert to fraction form
    19,983.48/27,601.74 = 14,970.12/x
  3. Step 3: Cross multiply
    19,983.48x = 27,601.74 × 14,970.12
  4. Step 4: Simplify right side
    19,983.48x = 413,201,360.01
  5. Step 5: Solve for x
    x = 413,201,360.01/19,983.48
  6. Step 6: Final answer
    x = 20,677.15

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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.