Home / 19,619.72-27,075.02-14,606.36

Finding the Fourth Proportional to 19,619.72, 27,075.02 and 14,606.36

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Solution

The fourth proportional to 19,619.72, 27,075.02 and 14,606.36 is: 20,156.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,619.72 : 27,075.02 = 14,606.36 : x
  2. Step 2: Convert to fraction form
    19,619.72/27,075.02 = 14,606.36/x
  3. Step 3: Cross multiply
    19,619.72x = 27,075.02 × 14,606.36
  4. Step 4: Simplify right side
    19,619.72x = 395,467,416.10
  5. Step 5: Solve for x
    x = 395,467,416.10/19,619.72
  6. Step 6: Final answer
    x = 20,156.63

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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.