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Finding the Fourth Proportional to 46,289.03, 63,880.03 and 28,393.91

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Solution

The fourth proportional to 46,289.03, 63,880.03 and 28,393.91 is: 39,184.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,289.03 : 63,880.03 = 28,393.91 : x
  2. Step 2: Convert to fraction form
    46,289.03/63,880.03 = 28,393.91/x
  3. Step 3: Cross multiply
    46,289.03x = 63,880.03 × 28,393.91
  4. Step 4: Simplify right side
    46,289.03x = 1,813,803,822.62
  5. Step 5: Solve for x
    x = 1,813,803,822.62/46,289.03
  6. Step 6: Final answer
    x = 39,184.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.