Home / 14,394.51-21,542.96-8,851.34

Finding the Fourth Proportional to 14,394.51, 21,542.96 and 8,851.34

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Solution

The fourth proportional to 14,394.51, 21,542.96 and 8,851.34 is: 13,247.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,394.51 : 21,542.96 = 8,851.34 : x
  2. Step 2: Convert to fraction form
    14,394.51/21,542.96 = 8,851.34/x
  3. Step 3: Cross multiply
    14,394.51x = 21,542.96 × 8,851.34
  4. Step 4: Simplify right side
    14,394.51x = 190,684,139.55
  5. Step 5: Solve for x
    x = 190,684,139.55/14,394.51
  6. Step 6: Final answer
    x = 13,247.00

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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.