Home / 26,775.63-36,949.42-14,840.07

Finding the Fourth Proportional to 26,775.63, 36,949.42 and 14,840.07

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Solution

The fourth proportional to 26,775.63, 36,949.42 and 14,840.07 is: 20,478.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,775.63 : 36,949.42 = 14,840.07 : x
  2. Step 2: Convert to fraction form
    26,775.63/36,949.42 = 14,840.07/x
  3. Step 3: Cross multiply
    26,775.63x = 36,949.42 × 14,840.07
  4. Step 4: Simplify right side
    26,775.63x = 548,331,979.26
  5. Step 5: Solve for x
    x = 548,331,979.26/26,775.63
  6. Step 6: Final answer
    x = 20,478.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.