Home / 14,858.57-22,234.74-12,907.18

Finding the Fourth Proportional to 14,858.57, 22,234.74 and 12,907.18

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Solution

The fourth proportional to 14,858.57, 22,234.74 and 12,907.18 is: 19,314.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,858.57 : 22,234.74 = 12,907.18 : x
  2. Step 2: Convert to fraction form
    14,858.57/22,234.74 = 12,907.18/x
  3. Step 3: Cross multiply
    14,858.57x = 22,234.74 × 12,907.18
  4. Step 4: Simplify right side
    14,858.57x = 286,987,770.82
  5. Step 5: Solve for x
    x = 286,987,770.82/14,858.57
  6. Step 6: Final answer
    x = 19,314.63

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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.