Home / 19,614.63-29,405.34-8,512.95

Finding the Fourth Proportional to 19,614.63, 29,405.34 and 8,512.95

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Solution

The fourth proportional to 19,614.63, 29,405.34 and 8,512.95 is: 12,762.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,614.63 : 29,405.34 = 8,512.95 : x
  2. Step 2: Convert to fraction form
    19,614.63/29,405.34 = 8,512.95/x
  3. Step 3: Cross multiply
    19,614.63x = 29,405.34 × 8,512.95
  4. Step 4: Simplify right side
    19,614.63x = 250,326,189.15
  5. Step 5: Solve for x
    x = 250,326,189.15/19,614.63
  6. Step 6: Final answer
    x = 12,762.22

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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.