Home / 38,898.43-53,680.89-23,790.81

Finding the Fourth Proportional to 38,898.43, 53,680.89 and 23,790.81

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Solution

The fourth proportional to 38,898.43, 53,680.89 and 23,790.81 is: 32,831.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,898.43 : 53,680.89 = 23,790.81 : x
  2. Step 2: Convert to fraction form
    38,898.43/53,680.89 = 23,790.81/x
  3. Step 3: Cross multiply
    38,898.43x = 53,680.89 × 23,790.81
  4. Step 4: Simplify right side
    38,898.43x = 1,277,112,145.14
  5. Step 5: Solve for x
    x = 1,277,112,145.14/38,898.43
  6. Step 6: Final answer
    x = 32,831.97

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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.