Home / 14,574.80-21,851.40-9,883.10

Finding the Fourth Proportional to 14,574.80, 21,851.40 and 9,883.10

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Solution

The fourth proportional to 14,574.80, 21,851.40 and 9,883.10 is: 14,817.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,574.80 : 21,851.40 = 9,883.10 : x
  2. Step 2: Convert to fraction form
    14,574.80/21,851.40 = 9,883.10/x
  3. Step 3: Cross multiply
    14,574.80x = 21,851.40 × 9,883.10
  4. Step 4: Simplify right side
    14,574.80x = 215,959,571.34
  5. Step 5: Solve for x
    x = 215,959,571.34/14,574.80
  6. Step 6: Final answer
    x = 14,817.33

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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.