Home / 23,029.41-34,543.99-19,899.90

Finding the Fourth Proportional to 23,029.41, 34,543.99 and 19,899.90

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Solution

The fourth proportional to 23,029.41, 34,543.99 and 19,899.90 is: 29,849.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,029.41 : 34,543.99 = 19,899.90 : x
  2. Step 2: Convert to fraction form
    23,029.41/34,543.99 = 19,899.90/x
  3. Step 3: Cross multiply
    23,029.41x = 34,543.99 × 19,899.90
  4. Step 4: Simplify right side
    23,029.41x = 687,421,946.60
  5. Step 5: Solve for x
    x = 687,421,946.60/23,029.41
  6. Step 6: Final answer
    x = 29,849.74

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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.