Home / 14,825.80-22,206.30-12,881.80

Finding the Fourth Proportional to 14,825.80, 22,206.30 and 12,881.80

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Solution

The fourth proportional to 14,825.80, 22,206.30 and 12,881.80 is: 19,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,825.80 : 22,206.30 = 12,881.80 : x
  2. Step 2: Convert to fraction form
    14,825.80/22,206.30 = 12,881.80/x
  3. Step 3: Cross multiply
    14,825.80x = 22,206.30 × 12,881.80
  4. Step 4: Simplify right side
    14,825.80x = 286,057,115.34
  5. Step 5: Solve for x
    x = 286,057,115.34/14,825.80
  6. Step 6: Final answer
    x = 19,294.55

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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.