Home / 25,995.24-38,992.80-8,465.04

Finding the Fourth Proportional to 25,995.24, 38,992.80 and 8,465.04

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Solution

The fourth proportional to 25,995.24, 38,992.80 and 8,465.04 is: 12,697.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,995.24 : 38,992.80 = 8,465.04 : x
  2. Step 2: Convert to fraction form
    25,995.24/38,992.80 = 8,465.04/x
  3. Step 3: Cross multiply
    25,995.24x = 38,992.80 × 8,465.04
  4. Step 4: Simplify right side
    25,995.24x = 330,075,611.71
  5. Step 5: Solve for x
    x = 330,075,611.71/25,995.24
  6. Step 6: Final answer
    x = 12,697.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.