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Finding the Fourth Proportional to 46,079.25, 69,130.23 and 14,914.50

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Solution

The fourth proportional to 46,079.25, 69,130.23 and 14,914.50 is: 22,375.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,079.25 : 69,130.23 = 14,914.50 : x
  2. Step 2: Convert to fraction form
    46,079.25/69,130.23 = 14,914.50/x
  3. Step 3: Cross multiply
    46,079.25x = 69,130.23 × 14,914.50
  4. Step 4: Simplify right side
    46,079.25x = 1,031,042,815.34
  5. Step 5: Solve for x
    x = 1,031,042,815.34/46,079.25
  6. Step 6: Final answer
    x = 22,375.43

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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.