Home / 14,902.74-20,567.64-8,615.13

Finding the Fourth Proportional to 14,902.74, 20,567.64 and 8,615.13

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Solution

The fourth proportional to 14,902.74, 20,567.64 and 8,615.13 is: 11,889.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,902.74 : 20,567.64 = 8,615.13 : x
  2. Step 2: Convert to fraction form
    14,902.74/20,567.64 = 8,615.13/x
  3. Step 3: Cross multiply
    14,902.74x = 20,567.64 × 8,615.13
  4. Step 4: Simplify right side
    14,902.74x = 177,192,892.39
  5. Step 5: Solve for x
    x = 177,192,892.39/14,902.74
  6. Step 6: Final answer
    x = 11,889.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.