Home / 40,413.59-55,770.72-23,427.68

Finding the Fourth Proportional to 40,413.59, 55,770.72 and 23,427.68

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Solution

The fourth proportional to 40,413.59, 55,770.72 and 23,427.68 is: 32,330.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,413.59 : 55,770.72 = 23,427.68 : x
  2. Step 2: Convert to fraction form
    40,413.59/55,770.72 = 23,427.68/x
  3. Step 3: Cross multiply
    40,413.59x = 55,770.72 × 23,427.68
  4. Step 4: Simplify right side
    40,413.59x = 1,306,578,302.68
  5. Step 5: Solve for x
    x = 1,306,578,302.68/40,413.59
  6. Step 6: Final answer
    x = 32,330.18

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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.