Home / 19,353.74-29,043.56-8,263.01

Finding the Fourth Proportional to 19,353.74, 29,043.56 and 8,263.01

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Solution

The fourth proportional to 19,353.74, 29,043.56 and 8,263.01 is: 12,400.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,353.74 : 29,043.56 = 8,263.01 : x
  2. Step 2: Convert to fraction form
    19,353.74/29,043.56 = 8,263.01/x
  3. Step 3: Cross multiply
    19,353.74x = 29,043.56 × 8,263.01
  4. Step 4: Simplify right side
    19,353.74x = 239,987,319.98
  5. Step 5: Solve for x
    x = 239,987,319.98/19,353.74
  6. Step 6: Final answer
    x = 12,400.05

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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.