Home / 14,878.80-22,302.45-5,512.80

Finding the Fourth Proportional to 14,878.80, 22,302.45 and 5,512.80

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Solution

The fourth proportional to 14,878.80, 22,302.45 and 5,512.80 is: 8,263.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,878.80 : 22,302.45 = 5,512.80 : x
  2. Step 2: Convert to fraction form
    14,878.80/22,302.45 = 5,512.80/x
  3. Step 3: Cross multiply
    14,878.80x = 22,302.45 × 5,512.80
  4. Step 4: Simplify right side
    14,878.80x = 122,948,946.36
  5. Step 5: Solve for x
    x = 122,948,946.36/14,878.80
  6. Step 6: Final answer
    x = 8,263.36

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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.