Home / 30,232.95-41,709.84-19,477.01

Finding the Fourth Proportional to 30,232.95, 41,709.84 and 19,477.01

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Solution

The fourth proportional to 30,232.95, 41,709.84 and 19,477.01 is: 26,870.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,232.95 : 41,709.84 = 19,477.01 : x
  2. Step 2: Convert to fraction form
    30,232.95/41,709.84 = 19,477.01/x
  3. Step 3: Cross multiply
    30,232.95x = 41,709.84 × 19,477.01
  4. Step 4: Simplify right side
    30,232.95x = 812,383,075.05
  5. Step 5: Solve for x
    x = 812,383,075.05/30,232.95
  6. Step 6: Final answer
    x = 26,870.78

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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.