Home / 37,831.65-52,207.26-20,835.57

Finding the Fourth Proportional to 37,831.65, 52,207.26 and 20,835.57

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Solution

The fourth proportional to 37,831.65, 52,207.26 and 20,835.57 is: 28,752.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,831.65 : 52,207.26 = 20,835.57 : x
  2. Step 2: Convert to fraction form
    37,831.65/52,207.26 = 20,835.57/x
  3. Step 3: Cross multiply
    37,831.65x = 52,207.26 × 20,835.57
  4. Step 4: Simplify right side
    37,831.65x = 1,087,768,020.24
  5. Step 5: Solve for x
    x = 1,087,768,020.24/37,831.65
  6. Step 6: Final answer
    x = 28,752.86

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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.