Home / 14,358.24-19,814.37-8,070.62

Finding the Fourth Proportional to 14,358.24, 19,814.37 and 8,070.62

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Solution

The fourth proportional to 14,358.24, 19,814.37 and 8,070.62 is: 11,137.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,358.24 : 19,814.37 = 8,070.62 : x
  2. Step 2: Convert to fraction form
    14,358.24/19,814.37 = 8,070.62/x
  3. Step 3: Cross multiply
    14,358.24x = 19,814.37 × 8,070.62
  4. Step 4: Simplify right side
    14,358.24x = 159,914,121.47
  5. Step 5: Solve for x
    x = 159,914,121.47/14,358.24
  6. Step 6: Final answer
    x = 11,137.45

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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.