Home / 22,769.90-34,152.93-12,878.06

Finding the Fourth Proportional to 22,769.90, 34,152.93 and 12,878.06

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Solution

The fourth proportional to 22,769.90, 34,152.93 and 12,878.06 is: 19,316.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,769.90 : 34,152.93 = 12,878.06 : x
  2. Step 2: Convert to fraction form
    22,769.90/34,152.93 = 12,878.06/x
  3. Step 3: Cross multiply
    22,769.90x = 34,152.93 × 12,878.06
  4. Step 4: Simplify right side
    22,769.90x = 439,823,481.72
  5. Step 5: Solve for x
    x = 439,823,481.72/22,769.90
  6. Step 6: Final answer
    x = 19,316.00

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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.