Home / 14,799.40-22,223.40-9,890.80

Finding the Fourth Proportional to 14,799.40, 22,223.40 and 9,890.80

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Solution

The fourth proportional to 14,799.40, 22,223.40 and 9,890.80 is: 14,852.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,799.40 : 22,223.40 = 9,890.80 : x
  2. Step 2: Convert to fraction form
    14,799.40/22,223.40 = 9,890.80/x
  3. Step 3: Cross multiply
    14,799.40x = 22,223.40 × 9,890.80
  4. Step 4: Simplify right side
    14,799.40x = 219,807,204.72
  5. Step 5: Solve for x
    x = 219,807,204.72/14,799.40
  6. Step 6: Final answer
    x = 14,852.44

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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.