Home / 42,413.64-63,560.28-31,232.64

Finding the Fourth Proportional to 42,413.64, 63,560.28 and 31,232.64

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Solution

The fourth proportional to 42,413.64, 63,560.28 and 31,232.64 is: 46,804.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,413.64 : 63,560.28 = 31,232.64 : x
  2. Step 2: Convert to fraction form
    42,413.64/63,560.28 = 31,232.64/x
  3. Step 3: Cross multiply
    42,413.64x = 63,560.28 × 31,232.64
  4. Step 4: Simplify right side
    42,413.64x = 1,985,155,343.54
  5. Step 5: Solve for x
    x = 1,985,155,343.54/42,413.64
  6. Step 6: Final answer
    x = 46,804.64

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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.