Home / 19,577.93-27,017.59-11,621.75

Finding the Fourth Proportional to 19,577.93, 27,017.59 and 11,621.75

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Solution

The fourth proportional to 19,577.93, 27,017.59 and 11,621.75 is: 16,038.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,577.93 : 27,017.59 = 11,621.75 : x
  2. Step 2: Convert to fraction form
    19,577.93/27,017.59 = 11,621.75/x
  3. Step 3: Cross multiply
    19,577.93x = 27,017.59 × 11,621.75
  4. Step 4: Simplify right side
    19,577.93x = 313,991,715.07
  5. Step 5: Solve for x
    x = 313,991,715.07/19,577.93
  6. Step 6: Final answer
    x = 16,038.04

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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.