Home / 28,560.10-42,852-17,467.18

Finding the Fourth Proportional to 28,560.10, 42,852 and 17,467.18

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Solution

The fourth proportional to 28,560.10, 42,852 and 17,467.18 is: 26,208.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,560.10 : 42,852 = 17,467.18 : x
  2. Step 2: Convert to fraction form
    28,560.10/42,852 = 17,467.18/x
  3. Step 3: Cross multiply
    28,560.10x = 42,852 × 17,467.18
  4. Step 4: Simplify right side
    28,560.10x = 748,503,597.36
  5. Step 5: Solve for x
    x = 748,503,597.36/28,560.10
  6. Step 6: Final answer
    x = 26,208.02

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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.