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Finding the Fourth Proportional to 34,644.51, 51,966.77 and 8,349.28

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Solution

The fourth proportional to 34,644.51, 51,966.77 and 8,349.28 is: 12,523.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,644.51 : 51,966.77 = 8,349.28 : x
  2. Step 2: Convert to fraction form
    34,644.51/51,966.77 = 8,349.28/x
  3. Step 3: Cross multiply
    34,644.51x = 51,966.77 × 8,349.28
  4. Step 4: Simplify right side
    34,644.51x = 433,884,941.76
  5. Step 5: Solve for x
    x = 433,884,941.76/34,644.51
  6. Step 6: Final answer
    x = 12,523.92

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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.