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Finding the Fourth Proportional to 34,792.40, 52,189.16 and 8,497.60

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Solution

The fourth proportional to 34,792.40, 52,189.16 and 8,497.60 is: 12,746.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,792.40 : 52,189.16 = 8,497.60 : x
  2. Step 2: Convert to fraction form
    34,792.40/52,189.16 = 8,497.60/x
  3. Step 3: Cross multiply
    34,792.40x = 52,189.16 × 8,497.60
  4. Step 4: Simplify right side
    34,792.40x = 443,482,606.02
  5. Step 5: Solve for x
    x = 443,482,606.02/34,792.40
  6. Step 6: Final answer
    x = 12,746.54

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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.