Home / 18,914.56-26,100.48-10,531.84

Finding the Fourth Proportional to 18,914.56, 26,100.48 and 10,531.84

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Solution

The fourth proportional to 18,914.56, 26,100.48 and 10,531.84 is: 14,533.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,914.56 : 26,100.48 = 10,531.84 : x
  2. Step 2: Convert to fraction form
    18,914.56/26,100.48 = 10,531.84/x
  3. Step 3: Cross multiply
    18,914.56x = 26,100.48 × 10,531.84
  4. Step 4: Simplify right side
    18,914.56x = 274,886,079.28
  5. Step 5: Solve for x
    x = 274,886,079.28/18,914.56
  6. Step 6: Final answer
    x = 14,533.04

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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.