Home / 14,053.70-19,385.19-10,689.14

Finding the Fourth Proportional to 14,053.70, 19,385.19 and 10,689.14

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Solution

The fourth proportional to 14,053.70, 19,385.19 and 10,689.14 is: 14,744.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,053.70 : 19,385.19 = 10,689.14 : x
  2. Step 2: Convert to fraction form
    14,053.70/19,385.19 = 10,689.14/x
  3. Step 3: Cross multiply
    14,053.70x = 19,385.19 × 10,689.14
  4. Step 4: Simplify right side
    14,053.70x = 207,211,026.33
  5. Step 5: Solve for x
    x = 207,211,026.33/14,053.70
  6. Step 6: Final answer
    x = 14,744.23

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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.