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Finding the Fourth Proportional to 34,698.02, 52,047.06 and 8,402.79

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Solution

The fourth proportional to 34,698.02, 52,047.06 and 8,402.79 is: 12,604.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,698.02 : 52,047.06 = 8,402.79 : x
  2. Step 2: Convert to fraction form
    34,698.02/52,047.06 = 8,402.79/x
  3. Step 3: Cross multiply
    34,698.02x = 52,047.06 × 8,402.79
  4. Step 4: Simplify right side
    34,698.02x = 437,340,386.20
  5. Step 5: Solve for x
    x = 437,340,386.20/34,698.02
  6. Step 6: Final answer
    x = 12,604.19

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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.