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Finding the Fourth Proportional to 46,070.94, 69,062.63 and 18,008.99

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Solution

The fourth proportional to 46,070.94, 69,062.63 and 18,008.99 is: 26,996.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,070.94 : 69,062.63 = 18,008.99 : x
  2. Step 2: Convert to fraction form
    46,070.94/69,062.63 = 18,008.99/x
  3. Step 3: Cross multiply
    46,070.94x = 69,062.63 × 18,008.99
  4. Step 4: Simplify right side
    46,070.94x = 1,243,747,777.69
  5. Step 5: Solve for x
    x = 1,243,747,777.69/46,070.94
  6. Step 6: Final answer
    x = 26,996.36

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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.