Home / 28,698.90-39,623.14-17,527.38

Finding the Fourth Proportional to 28,698.90, 39,623.14 and 17,527.38

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Solution

The fourth proportional to 28,698.90, 39,623.14 and 17,527.38 is: 24,199.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,698.90 : 39,623.14 = 17,527.38 : x
  2. Step 2: Convert to fraction form
    28,698.90/39,623.14 = 17,527.38/x
  3. Step 3: Cross multiply
    28,698.90x = 39,623.14 × 17,527.38
  4. Step 4: Simplify right side
    28,698.90x = 694,489,831.57
  5. Step 5: Solve for x
    x = 694,489,831.57/28,698.90
  6. Step 6: Final answer
    x = 24,199.18

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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.