Home / 34,133.48-51,165.08-13,068.56

Finding the Fourth Proportional to 34,133.48, 51,165.08 and 13,068.56

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Solution

The fourth proportional to 34,133.48, 51,165.08 and 13,068.56 is: 19,589.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,133.48 : 51,165.08 = 13,068.56 : x
  2. Step 2: Convert to fraction form
    34,133.48/51,165.08 = 13,068.56/x
  3. Step 3: Cross multiply
    34,133.48x = 51,165.08 × 13,068.56
  4. Step 4: Simplify right side
    34,133.48x = 668,653,917.88
  5. Step 5: Solve for x
    x = 668,653,917.88/34,133.48
  6. Step 6: Final answer
    x = 19,589.39

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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.