Home / 17,927.68-24,763.44-15,435.04

Finding the Fourth Proportional to 17,927.68, 24,763.44 and 15,435.04

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Solution

The fourth proportional to 17,927.68, 24,763.44 and 15,435.04 is: 21,320.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,927.68 : 24,763.44 = 15,435.04 : x
  2. Step 2: Convert to fraction form
    17,927.68/24,763.44 = 15,435.04/x
  3. Step 3: Cross multiply
    17,927.68x = 24,763.44 × 15,435.04
  4. Step 4: Simplify right side
    17,927.68x = 382,224,686.94
  5. Step 5: Solve for x
    x = 382,224,686.94/17,927.68
  6. Step 6: Final answer
    x = 21,320.37

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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.