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Finding the Fourth Proportional to 44,129.00, 66,193.54 and 12,534.99

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Solution

The fourth proportional to 44,129.00, 66,193.54 and 12,534.99 is: 18,802.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,129.00 : 66,193.54 = 12,534.99 : x
  2. Step 2: Convert to fraction form
    44,129.00/66,193.54 = 12,534.99/x
  3. Step 3: Cross multiply
    44,129.00x = 66,193.54 × 12,534.99
  4. Step 4: Simplify right side
    44,129.00x = 829,735,082.40
  5. Step 5: Solve for x
    x = 829,735,082.40/44,129.00
  6. Step 6: Final answer
    x = 18,802.49

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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.