Home / 14,271.92-19,695.24-8,301.36

Finding the Fourth Proportional to 14,271.92, 19,695.24 and 8,301.36

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Solution

The fourth proportional to 14,271.92, 19,695.24 and 8,301.36 is: 11,455.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.92 : 19,695.24 = 8,301.36 : x
  2. Step 2: Convert to fraction form
    14,271.92/19,695.24 = 8,301.36/x
  3. Step 3: Cross multiply
    14,271.92x = 19,695.24 × 8,301.36
  4. Step 4: Simplify right side
    14,271.92x = 163,497,277.53
  5. Step 5: Solve for x
    x = 163,497,277.53/14,271.92
  6. Step 6: Final answer
    x = 11,455.87

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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.