Home / 14,498.51-19,979.92-10,299.47

Finding the Fourth Proportional to 14,498.51, 19,979.92 and 10,299.47

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Solution

The fourth proportional to 14,498.51, 19,979.92 and 10,299.47 is: 14,193.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,498.51 : 19,979.92 = 10,299.47 : x
  2. Step 2: Convert to fraction form
    14,498.51/19,979.92 = 10,299.47/x
  3. Step 3: Cross multiply
    14,498.51x = 19,979.92 × 10,299.47
  4. Step 4: Simplify right side
    14,498.51x = 205,782,460.99
  5. Step 5: Solve for x
    x = 205,782,460.99/14,498.51
  6. Step 6: Final answer
    x = 14,193.36

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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.