Home / 15,413.31-23,114.48-5,549.94

Finding the Fourth Proportional to 15,413.31, 23,114.48 and 5,549.94

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Solution

The fourth proportional to 15,413.31, 23,114.48 and 5,549.94 is: 8,322.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,413.31 : 23,114.48 = 5,549.94 : x
  2. Step 2: Convert to fraction form
    15,413.31/23,114.48 = 5,549.94/x
  3. Step 3: Cross multiply
    15,413.31x = 23,114.48 × 5,549.94
  4. Step 4: Simplify right side
    15,413.31x = 128,283,977.13
  5. Step 5: Solve for x
    x = 128,283,977.13/15,413.31
  6. Step 6: Final answer
    x = 8,322.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.