Home / 28,577.91-39,438.93-17,247.22

Finding the Fourth Proportional to 28,577.91, 39,438.93 and 17,247.22

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Solution

The fourth proportional to 28,577.91, 39,438.93 and 17,247.22 is: 23,802.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,577.91 : 39,438.93 = 17,247.22 : x
  2. Step 2: Convert to fraction form
    28,577.91/39,438.93 = 17,247.22/x
  3. Step 3: Cross multiply
    28,577.91x = 39,438.93 × 17,247.22
  4. Step 4: Simplify right side
    28,577.91x = 680,211,902.27
  5. Step 5: Solve for x
    x = 680,211,902.27/28,577.91
  6. Step 6: Final answer
    x = 23,802.02

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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.