Home / 13,809.56-19,047.57-10,441.58

Finding the Fourth Proportional to 13,809.56, 19,047.57 and 10,441.58

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Solution

The fourth proportional to 13,809.56, 19,047.57 and 10,441.58 is: 14,402.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,809.56 : 19,047.57 = 10,441.58 : x
  2. Step 2: Convert to fraction form
    13,809.56/19,047.57 = 10,441.58/x
  3. Step 3: Cross multiply
    13,809.56x = 19,047.57 × 10,441.58
  4. Step 4: Simplify right side
    13,809.56x = 198,886,725.96
  5. Step 5: Solve for x
    x = 198,886,725.96/13,809.56
  6. Step 6: Final answer
    x = 14,402.10

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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.