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Finding the Fourth Proportional to 46,991.00, 70,501.11 and 15,401.34

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Solution

The fourth proportional to 46,991.00, 70,501.11 and 15,401.34 is: 23,106.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,991.00 : 70,501.11 = 15,401.34 : x
  2. Step 2: Convert to fraction form
    46,991.00/70,501.11 = 15,401.34/x
  3. Step 3: Cross multiply
    46,991.00x = 70,501.11 × 15,401.34
  4. Step 4: Simplify right side
    46,991.00x = 1,085,811,623.24
  5. Step 5: Solve for x
    x = 1,085,811,623.24/46,991.00
  6. Step 6: Final answer
    x = 23,106.80

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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.