Home / 19,322.60-28,962.30-11,006.60

Finding the Fourth Proportional to 19,322.60, 28,962.30 and 11,006.60

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Solution

The fourth proportional to 19,322.60, 28,962.30 and 11,006.60 is: 16,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,322.60 : 28,962.30 = 11,006.60 : x
  2. Step 2: Convert to fraction form
    19,322.60/28,962.30 = 11,006.60/x
  3. Step 3: Cross multiply
    19,322.60x = 28,962.30 × 11,006.60
  4. Step 4: Simplify right side
    19,322.60x = 318,776,451.18
  5. Step 5: Solve for x
    x = 318,776,451.18/19,322.60
  6. Step 6: Final answer
    x = 16,497.60

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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.