Home / 18,977.78-26,189.34-10,594.28

Finding the Fourth Proportional to 18,977.78, 26,189.34 and 10,594.28

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Solution

The fourth proportional to 18,977.78, 26,189.34 and 10,594.28 is: 14,620.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,977.78 : 26,189.34 = 10,594.28 : x
  2. Step 2: Convert to fraction form
    18,977.78/26,189.34 = 10,594.28/x
  3. Step 3: Cross multiply
    18,977.78x = 26,189.34 × 10,594.28
  4. Step 4: Simplify right side
    18,977.78x = 277,457,200.98
  5. Step 5: Solve for x
    x = 277,457,200.98/18,977.78
  6. Step 6: Final answer
    x = 14,620.11

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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.