Home / 17,828.10-26,742.15-17,568.90

Finding the Fourth Proportional to 17,828.10, 26,742.15 and 17,568.90

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Solution

The fourth proportional to 17,828.10, 26,742.15 and 17,568.90 is: 26,353.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,828.10 : 26,742.15 = 17,568.90 : x
  2. Step 2: Convert to fraction form
    17,828.10/26,742.15 = 17,568.90/x
  3. Step 3: Cross multiply
    17,828.10x = 26,742.15 × 17,568.90
  4. Step 4: Simplify right side
    17,828.10x = 469,830,159.14
  5. Step 5: Solve for x
    x = 469,830,159.14/17,828.10
  6. Step 6: Final answer
    x = 26,353.35

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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.