Home / 14,518.07-20,042.34-10,272.46

Finding the Fourth Proportional to 14,518.07, 20,042.34 and 10,272.46

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Solution

The fourth proportional to 14,518.07, 20,042.34 and 10,272.46 is: 14,181.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518.07 : 20,042.34 = 10,272.46 : x
  2. Step 2: Convert to fraction form
    14,518.07/20,042.34 = 10,272.46/x
  3. Step 3: Cross multiply
    14,518.07x = 20,042.34 × 10,272.46
  4. Step 4: Simplify right side
    14,518.07x = 205,884,035.74
  5. Step 5: Solve for x
    x = 205,884,035.74/14,518.07
  6. Step 6: Final answer
    x = 14,181.23

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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.