Home / 25,277.08-34,875.98-15,202.28

Finding the Fourth Proportional to 25,277.08, 34,875.98 and 15,202.28

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Solution

The fourth proportional to 25,277.08, 34,875.98 and 15,202.28 is: 20,975.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,277.08 : 34,875.98 = 15,202.28 : x
  2. Step 2: Convert to fraction form
    25,277.08/34,875.98 = 15,202.28/x
  3. Step 3: Cross multiply
    25,277.08x = 34,875.98 × 15,202.28
  4. Step 4: Simplify right side
    25,277.08x = 530,194,413.23
  5. Step 5: Solve for x
    x = 530,194,413.23/25,277.08
  6. Step 6: Final answer
    x = 20,975.30

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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.