Home / 38,912.48-53,699.28-23,004.80

Finding the Fourth Proportional to 38,912.48, 53,699.28 and 23,004.80

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Solution

The fourth proportional to 38,912.48, 53,699.28 and 23,004.80 is: 31,746.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,912.48 : 53,699.28 = 23,004.80 : x
  2. Step 2: Convert to fraction form
    38,912.48/53,699.28 = 23,004.80/x
  3. Step 3: Cross multiply
    38,912.48x = 53,699.28 × 23,004.80
  4. Step 4: Simplify right side
    38,912.48x = 1,235,341,196.54
  5. Step 5: Solve for x
    x = 1,235,341,196.54/38,912.48
  6. Step 6: Final answer
    x = 31,746.66

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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.