Home / 12,178.98-18,293.40-8,024.94

Finding the Fourth Proportional to 12,178.98, 18,293.40 and 8,024.94

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Solution

The fourth proportional to 12,178.98, 18,293.40 and 8,024.94 is: 12,053.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,178.98 : 18,293.40 = 8,024.94 : x
  2. Step 2: Convert to fraction form
    12,178.98/18,293.40 = 8,024.94/x
  3. Step 3: Cross multiply
    12,178.98x = 18,293.40 × 8,024.94
  4. Step 4: Simplify right side
    12,178.98x = 146,803,437.40
  5. Step 5: Solve for x
    x = 146,803,437.40/12,178.98
  6. Step 6: Final answer
    x = 12,053.84

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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.