Home / 14,023.24-21,031.20-4,159.88

Finding the Fourth Proportional to 14,023.24, 21,031.20 and 4,159.88

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Solution

The fourth proportional to 14,023.24, 21,031.20 and 4,159.88 is: 6,238.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.24 : 21,031.20 = 4,159.88 : x
  2. Step 2: Convert to fraction form
    14,023.24/21,031.20 = 4,159.88/x
  3. Step 3: Cross multiply
    14,023.24x = 21,031.20 × 4,159.88
  4. Step 4: Simplify right side
    14,023.24x = 87,487,268.26
  5. Step 5: Solve for x
    x = 87,487,268.26/14,023.24
  6. Step 6: Final answer
    x = 6,238.73

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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.