Home / 29,283.12-40,413.60-16,709.76

Finding the Fourth Proportional to 29,283.12, 40,413.60 and 16,709.76

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Solution

The fourth proportional to 29,283.12, 40,413.60 and 16,709.76 is: 23,061.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,283.12 : 40,413.60 = 16,709.76 : x
  2. Step 2: Convert to fraction form
    29,283.12/40,413.60 = 16,709.76/x
  3. Step 3: Cross multiply
    29,283.12x = 40,413.60 × 16,709.76
  4. Step 4: Simplify right side
    29,283.12x = 675,301,556.74
  5. Step 5: Solve for x
    x = 675,301,556.74/29,283.12
  6. Step 6: Final answer
    x = 23,061.12

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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.