Home / 34,543.60-51,815.28-14,809.36

Finding the Fourth Proportional to 34,543.60, 51,815.28 and 14,809.36

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Solution

The fourth proportional to 34,543.60, 51,815.28 and 14,809.36 is: 22,213.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,543.60 : 51,815.28 = 14,809.36 : x
  2. Step 2: Convert to fraction form
    34,543.60/51,815.28 = 14,809.36/x
  3. Step 3: Cross multiply
    34,543.60x = 51,815.28 × 14,809.36
  4. Step 4: Simplify right side
    34,543.60x = 767,351,135.02
  5. Step 5: Solve for x
    x = 767,351,135.02/34,543.60
  6. Step 6: Final answer
    x = 22,213.99

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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.