Home / 31,219.23-46,802.57-14,570.49

Finding the Fourth Proportional to 31,219.23, 46,802.57 and 14,570.49

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Solution

The fourth proportional to 31,219.23, 46,802.57 and 14,570.49 is: 21,843.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,219.23 : 46,802.57 = 14,570.49 : x
  2. Step 2: Convert to fraction form
    31,219.23/46,802.57 = 14,570.49/x
  3. Step 3: Cross multiply
    31,219.23x = 46,802.57 × 14,570.49
  4. Step 4: Simplify right side
    31,219.23x = 681,936,305.31
  5. Step 5: Solve for x
    x = 681,936,305.31/31,219.23
  6. Step 6: Final answer
    x = 21,843.47

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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.