Home / 38,403.40-53,005.98-25,657.24

Finding the Fourth Proportional to 38,403.40, 53,005.98 and 25,657.24

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Solution

The fourth proportional to 38,403.40, 53,005.98 and 25,657.24 is: 35,413.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,403.40 : 53,005.98 = 25,657.24 : x
  2. Step 2: Convert to fraction form
    38,403.40/53,005.98 = 25,657.24/x
  3. Step 3: Cross multiply
    38,403.40x = 53,005.98 × 25,657.24
  4. Step 4: Simplify right side
    38,403.40x = 1,359,987,150.30
  5. Step 5: Solve for x
    x = 1,359,987,150.30/38,403.40
  6. Step 6: Final answer
    x = 35,413.20

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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.