Home / 26,611.07-39,889.26-9,959.49

Finding the Fourth Proportional to 26,611.07, 39,889.26 and 9,959.49

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Solution

The fourth proportional to 26,611.07, 39,889.26 and 9,959.49 is: 14,929.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,611.07 : 39,889.26 = 9,959.49 : x
  2. Step 2: Convert to fraction form
    26,611.07/39,889.26 = 9,959.49/x
  3. Step 3: Cross multiply
    26,611.07x = 39,889.26 × 9,959.49
  4. Step 4: Simplify right side
    26,611.07x = 397,276,686.08
  5. Step 5: Solve for x
    x = 397,276,686.08/26,611.07
  6. Step 6: Final answer
    x = 14,929.00

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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.