Home / 14,101.76-19,455.36-8,510.72

Finding the Fourth Proportional to 14,101.76, 19,455.36 and 8,510.72

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Solution

The fourth proportional to 14,101.76, 19,455.36 and 8,510.72 is: 11,741.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,101.76 : 19,455.36 = 8,510.72 : x
  2. Step 2: Convert to fraction form
    14,101.76/19,455.36 = 8,510.72/x
  3. Step 3: Cross multiply
    14,101.76x = 19,455.36 × 8,510.72
  4. Step 4: Simplify right side
    14,101.76x = 165,579,121.46
  5. Step 5: Solve for x
    x = 165,579,121.46/14,101.76
  6. Step 6: Final answer
    x = 11,741.73

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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.