Home / 14,031.36-19,367.28-8,723.52

Finding the Fourth Proportional to 14,031.36, 19,367.28 and 8,723.52

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Solution

The fourth proportional to 14,031.36, 19,367.28 and 8,723.52 is: 12,040.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031.36 : 19,367.28 = 8,723.52 : x
  2. Step 2: Convert to fraction form
    14,031.36/19,367.28 = 8,723.52/x
  3. Step 3: Cross multiply
    14,031.36x = 19,367.28 × 8,723.52
  4. Step 4: Simplify right side
    14,031.36x = 168,950,854.43
  5. Step 5: Solve for x
    x = 168,950,854.43/14,031.36
  6. Step 6: Final answer
    x = 12,040.95

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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.