Home / 28,999.53-40,018.67-17,063.64

Finding the Fourth Proportional to 28,999.53, 40,018.67 and 17,063.64

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Solution

The fourth proportional to 28,999.53, 40,018.67 and 17,063.64 is: 23,547.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,999.53 : 40,018.67 = 17,063.64 : x
  2. Step 2: Convert to fraction form
    28,999.53/40,018.67 = 17,063.64/x
  3. Step 3: Cross multiply
    28,999.53x = 40,018.67 × 17,063.64
  4. Step 4: Simplify right side
    28,999.53x = 682,864,178.16
  5. Step 5: Solve for x
    x = 682,864,178.16/28,999.53
  6. Step 6: Final answer
    x = 23,547.42

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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.