Home / 19,651.65-29,482.46-5,611.74

Finding the Fourth Proportional to 19,651.65, 29,482.46 and 5,611.74

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Solution

The fourth proportional to 19,651.65, 29,482.46 and 5,611.74 is: 8,419.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,651.65 : 29,482.46 = 5,611.74 : x
  2. Step 2: Convert to fraction form
    19,651.65/29,482.46 = 5,611.74/x
  3. Step 3: Cross multiply
    19,651.65x = 29,482.46 × 5,611.74
  4. Step 4: Simplify right side
    19,651.65x = 165,447,872.02
  5. Step 5: Solve for x
    x = 165,447,872.02/19,651.65
  6. Step 6: Final answer
    x = 8,419.03

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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.