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Finding the Fourth Proportional to 29,407.01, 44,085.72 and 12,754.50

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Solution

The fourth proportional to 29,407.01, 44,085.72 and 12,754.50 is: 19,121.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,407.01 : 44,085.72 = 12,754.50 : x
  2. Step 2: Convert to fraction form
    29,407.01/44,085.72 = 12,754.50/x
  3. Step 3: Cross multiply
    29,407.01x = 44,085.72 × 12,754.50
  4. Step 4: Simplify right side
    29,407.01x = 562,291,350.57
  5. Step 5: Solve for x
    x = 562,291,350.57/29,407.01
  6. Step 6: Final answer
    x = 19,121.00

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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.