Home / 14,184.48-19,575.36-7,896.72

Finding the Fourth Proportional to 14,184.48, 19,575.36 and 7,896.72

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Solution

The fourth proportional to 14,184.48, 19,575.36 and 7,896.72 is: 10,897.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,184.48 : 19,575.36 = 7,896.72 : x
  2. Step 2: Convert to fraction form
    14,184.48/19,575.36 = 7,896.72/x
  3. Step 3: Cross multiply
    14,184.48x = 19,575.36 × 7,896.72
  4. Step 4: Simplify right side
    14,184.48x = 154,581,136.82
  5. Step 5: Solve for x
    x = 154,581,136.82/14,184.48
  6. Step 6: Final answer
    x = 10,897.91

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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.