Home / 19,762.60-29,645.46-6,615.02

Finding the Fourth Proportional to 19,762.60, 29,645.46 and 6,615.02

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Solution

The fourth proportional to 19,762.60, 29,645.46 and 6,615.02 is: 9,923.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,762.60 : 29,645.46 = 6,615.02 : x
  2. Step 2: Convert to fraction form
    19,762.60/29,645.46 = 6,615.02/x
  3. Step 3: Cross multiply
    19,762.60x = 29,645.46 × 6,615.02
  4. Step 4: Simplify right side
    19,762.60x = 196,105,310.81
  5. Step 5: Solve for x
    x = 196,105,310.81/19,762.60
  6. Step 6: Final answer
    x = 9,923.05

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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.