Home / 45,413.76-68,123.52-14,250.24

Finding the Fourth Proportional to 45,413.76, 68,123.52 and 14,250.24

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Solution

The fourth proportional to 45,413.76, 68,123.52 and 14,250.24 is: 21,376.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,413.76 : 68,123.52 = 14,250.24 : x
  2. Step 2: Convert to fraction form
    45,413.76/68,123.52 = 14,250.24/x
  3. Step 3: Cross multiply
    45,413.76x = 68,123.52 × 14,250.24
  4. Step 4: Simplify right side
    45,413.76x = 970,776,509.64
  5. Step 5: Solve for x
    x = 970,776,509.64/45,413.76
  6. Step 6: Final answer
    x = 21,376.26

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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.