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Finding the Fourth Proportional to 34,703.40, 52,042.30 and 11,330.60

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Solution

The fourth proportional to 34,703.40, 52,042.30 and 11,330.60 is: 16,991.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,703.40 : 52,042.30 = 11,330.60 : x
  2. Step 2: Convert to fraction form
    34,703.40/52,042.30 = 11,330.60/x
  3. Step 3: Cross multiply
    34,703.40x = 52,042.30 × 11,330.60
  4. Step 4: Simplify right side
    34,703.40x = 589,670,484.38
  5. Step 5: Solve for x
    x = 589,670,484.38/34,703.40
  6. Step 6: Final answer
    x = 16,991.72

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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.