Home / 38,917.48-53,706.18-23,009.80

Finding the Fourth Proportional to 38,917.48, 53,706.18 and 23,009.80

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Solution

The fourth proportional to 38,917.48, 53,706.18 and 23,009.80 is: 31,753.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,917.48 : 53,706.18 = 23,009.80 : x
  2. Step 2: Convert to fraction form
    38,917.48/53,706.18 = 23,009.80/x
  3. Step 3: Cross multiply
    38,917.48x = 53,706.18 × 23,009.80
  4. Step 4: Simplify right side
    38,917.48x = 1,235,768,460.56
  5. Step 5: Solve for x
    x = 1,235,768,460.56/38,917.48
  6. Step 6: Final answer
    x = 31,753.56

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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.