Home / 12,347.69-18,522.14-4,027.70

Finding the Fourth Proportional to 12,347.69, 18,522.14 and 4,027.70

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Solution

The fourth proportional to 12,347.69, 18,522.14 and 4,027.70 is: 6,041.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,347.69 : 18,522.14 = 4,027.70 : x
  2. Step 2: Convert to fraction form
    12,347.69/18,522.14 = 4,027.70/x
  3. Step 3: Cross multiply
    12,347.69x = 18,522.14 × 4,027.70
  4. Step 4: Simplify right side
    12,347.69x = 74,601,510.53
  5. Step 5: Solve for x
    x = 74,601,510.53/12,347.69
  6. Step 6: Final answer
    x = 6,041.74

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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.