Home / 19,359.41-29,039.02-12,784.03

Finding the Fourth Proportional to 19,359.41, 29,039.02 and 12,784.03

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Solution

The fourth proportional to 19,359.41, 29,039.02 and 12,784.03 is: 19,175.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,359.41 : 29,039.02 = 12,784.03 : x
  2. Step 2: Convert to fraction form
    19,359.41/29,039.02 = 12,784.03/x
  3. Step 3: Cross multiply
    19,359.41x = 29,039.02 × 12,784.03
  4. Step 4: Simplify right side
    19,359.41x = 371,235,702.85
  5. Step 5: Solve for x
    x = 371,235,702.85/19,359.41
  6. Step 6: Final answer
    x = 19,175.98

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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.