Home / 46,413.96-69,612.12-13,126.01

Finding the Fourth Proportional to 46,413.96, 69,612.12 and 13,126.01

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Solution

The fourth proportional to 46,413.96, 69,612.12 and 13,126.01 is: 19,686.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,413.96 : 69,612.12 = 13,126.01 : x
  2. Step 2: Convert to fraction form
    46,413.96/69,612.12 = 13,126.01/x
  3. Step 3: Cross multiply
    46,413.96x = 69,612.12 × 13,126.01
  4. Step 4: Simplify right side
    46,413.96x = 913,729,035.18
  5. Step 5: Solve for x
    x = 913,729,035.18/46,413.96
  6. Step 6: Final answer
    x = 19,686.51

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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.