Home / 38,915.73-53,703.77-23,008.05

Finding the Fourth Proportional to 38,915.73, 53,703.77 and 23,008.05

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Solution

The fourth proportional to 38,915.73, 53,703.77 and 23,008.05 is: 31,751.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,915.73 : 53,703.77 = 23,008.05 : x
  2. Step 2: Convert to fraction form
    38,915.73/53,703.77 = 23,008.05/x
  3. Step 3: Cross multiply
    38,915.73x = 53,703.77 × 23,008.05
  4. Step 4: Simplify right side
    38,915.73x = 1,235,618,910.31
  5. Step 5: Solve for x
    x = 1,235,618,910.31/38,915.73
  6. Step 6: Final answer
    x = 31,751.14

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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.