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Finding the Fourth Proportional to 29,430.74, 44,173.86 and 10,728.86

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Solution

The fourth proportional to 29,430.74, 44,173.86 and 10,728.86 is: 16,103.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,430.74 : 44,173.86 = 10,728.86 : x
  2. Step 2: Convert to fraction form
    29,430.74/44,173.86 = 10,728.86/x
  3. Step 3: Cross multiply
    29,430.74x = 44,173.86 × 10,728.86
  4. Step 4: Simplify right side
    29,430.74x = 473,934,898.50
  5. Step 5: Solve for x
    x = 473,934,898.50/29,430.74
  6. Step 6: Final answer
    x = 16,103.40

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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.