Home / 19,605.04-27,053.34-11,649.28

Finding the Fourth Proportional to 19,605.04, 27,053.34 and 11,649.28

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Solution

The fourth proportional to 19,605.04, 27,053.34 and 11,649.28 is: 16,075.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,605.04 : 27,053.34 = 11,649.28 : x
  2. Step 2: Convert to fraction form
    19,605.04/27,053.34 = 11,649.28/x
  3. Step 3: Cross multiply
    19,605.04x = 27,053.34 × 11,649.28
  4. Step 4: Simplify right side
    19,605.04x = 315,151,932.60
  5. Step 5: Solve for x
    x = 315,151,932.60/19,605.04
  6. Step 6: Final answer
    x = 16,075.05

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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.