Home / 29,611.32-44,429.28-12,962.78

Finding the Fourth Proportional to 29,611.32, 44,429.28 and 12,962.78

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Solution

The fourth proportional to 29,611.32, 44,429.28 and 12,962.78 is: 19,449.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,611.32 : 44,429.28 = 12,962.78 : x
  2. Step 2: Convert to fraction form
    29,611.32/44,429.28 = 12,962.78/x
  3. Step 3: Cross multiply
    29,611.32x = 44,429.28 × 12,962.78
  4. Step 4: Simplify right side
    29,611.32x = 575,926,878.05
  5. Step 5: Solve for x
    x = 575,926,878.05/29,611.32
  6. Step 6: Final answer
    x = 19,449.55

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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.