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Finding the Fourth Proportional to 44,699.70, 67,058.74 and 13,110.76

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Solution

The fourth proportional to 44,699.70, 67,058.74 and 13,110.76 is: 19,668.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,699.70 : 67,058.74 = 13,110.76 : x
  2. Step 2: Convert to fraction form
    44,699.70/67,058.74 = 13,110.76/x
  3. Step 3: Cross multiply
    44,699.70x = 67,058.74 × 13,110.76
  4. Step 4: Simplify right side
    44,699.70x = 879,191,072.51
  5. Step 5: Solve for x
    x = 879,191,072.51/44,699.70
  6. Step 6: Final answer
    x = 19,668.84

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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.