Home / 30,413.29-45,628.23-14,631.52

Finding the Fourth Proportional to 30,413.29, 45,628.23 and 14,631.52

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Solution

The fourth proportional to 30,413.29, 45,628.23 and 14,631.52 is: 21,951.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,413.29 : 45,628.23 = 14,631.52 : x
  2. Step 2: Convert to fraction form
    30,413.29/45,628.23 = 14,631.52/x
  3. Step 3: Cross multiply
    30,413.29x = 45,628.23 × 14,631.52
  4. Step 4: Simplify right side
    30,413.29x = 667,610,359.81
  5. Step 5: Solve for x
    x = 667,610,359.81/30,413.29
  6. Step 6: Final answer
    x = 21,951.27

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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.