Home / 14,730.21-22,065.21-12,257.07

Finding the Fourth Proportional to 14,730.21, 22,065.21 and 12,257.07

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Solution

The fourth proportional to 14,730.21, 22,065.21 and 12,257.07 is: 18,360.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,730.21 : 22,065.21 = 12,257.07 : x
  2. Step 2: Convert to fraction form
    14,730.21/22,065.21 = 12,257.07/x
  3. Step 3: Cross multiply
    14,730.21x = 22,065.21 × 12,257.07
  4. Step 4: Simplify right side
    14,730.21x = 270,454,823.53
  5. Step 5: Solve for x
    x = 270,454,823.53/14,730.21
  6. Step 6: Final answer
    x = 18,360.55

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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.