Home / 28,277.64-42,413.72-14,232.08

Finding the Fourth Proportional to 28,277.64, 42,413.72 and 14,232.08

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Solution

The fourth proportional to 28,277.64, 42,413.72 and 14,232.08 is: 21,346.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,277.64 : 42,413.72 = 14,232.08 : x
  2. Step 2: Convert to fraction form
    28,277.64/42,413.72 = 14,232.08/x
  3. Step 3: Cross multiply
    28,277.64x = 42,413.72 × 14,232.08
  4. Step 4: Simplify right side
    28,277.64x = 603,635,456.14
  5. Step 5: Solve for x
    x = 603,635,456.14/28,277.64
  6. Step 6: Final answer
    x = 21,346.74

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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.