Home / 40,763.78-61,151.74-14,466.32

Finding the Fourth Proportional to 40,763.78, 61,151.74 and 14,466.32

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Solution

The fourth proportional to 40,763.78, 61,151.74 and 14,466.32 is: 21,701.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,763.78 : 61,151.74 = 14,466.32 : x
  2. Step 2: Convert to fraction form
    40,763.78/61,151.74 = 14,466.32/x
  3. Step 3: Cross multiply
    40,763.78x = 61,151.74 × 14,466.32
  4. Step 4: Simplify right side
    40,763.78x = 884,640,297.47
  5. Step 5: Solve for x
    x = 884,640,297.47/40,763.78
  6. Step 6: Final answer
    x = 21,701.63

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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.