Home / 31,243.98-46,623.80-28,450.02

Finding the Fourth Proportional to 31,243.98, 46,623.80 and 28,450.02

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Solution

The fourth proportional to 31,243.98, 46,623.80 and 28,450.02 is: 42,454.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,243.98 : 46,623.80 = 28,450.02 : x
  2. Step 2: Convert to fraction form
    31,243.98/46,623.80 = 28,450.02/x
  3. Step 3: Cross multiply
    31,243.98x = 46,623.80 × 28,450.02
  4. Step 4: Simplify right side
    31,243.98x = 1,326,447,900.23
  5. Step 5: Solve for x
    x = 1,326,447,900.23/31,243.98
  6. Step 6: Final answer
    x = 42,454.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.