Home / 17,518.98-26,264.28-11,958.32

Finding the Fourth Proportional to 17,518.98, 26,264.28 and 11,958.32

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Solution

The fourth proportional to 17,518.98, 26,264.28 and 11,958.32 is: 17,927.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,518.98 : 26,264.28 = 11,958.32 : x
  2. Step 2: Convert to fraction form
    17,518.98/26,264.28 = 11,958.32/x
  3. Step 3: Cross multiply
    17,518.98x = 26,264.28 × 11,958.32
  4. Step 4: Simplify right side
    17,518.98x = 314,076,664.81
  5. Step 5: Solve for x
    x = 314,076,664.81/17,518.98
  6. Step 6: Final answer
    x = 17,927.79

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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.