Home / 23,309.35-34,969.29-8,518.36

Finding the Fourth Proportional to 23,309.35, 34,969.29 and 8,518.36

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Solution

The fourth proportional to 23,309.35, 34,969.29 and 8,518.36 is: 12,779.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,309.35 : 34,969.29 = 8,518.36 : x
  2. Step 2: Convert to fraction form
    23,309.35/34,969.29 = 8,518.36/x
  3. Step 3: Cross multiply
    23,309.35x = 34,969.29 × 8,518.36
  4. Step 4: Simplify right side
    23,309.35x = 297,881,001.16
  5. Step 5: Solve for x
    x = 297,881,001.16/23,309.35
  6. Step 6: Final answer
    x = 12,779.46

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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.