Home / 18,293.02-25,243.06-10,739.66

Finding the Fourth Proportional to 18,293.02, 25,243.06 and 10,739.66

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Solution

The fourth proportional to 18,293.02, 25,243.06 and 10,739.66 is: 14,819.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,293.02 : 25,243.06 = 10,739.66 : x
  2. Step 2: Convert to fraction form
    18,293.02/25,243.06 = 10,739.66/x
  3. Step 3: Cross multiply
    18,293.02x = 25,243.06 × 10,739.66
  4. Step 4: Simplify right side
    18,293.02x = 271,101,881.76
  5. Step 5: Solve for x
    x = 271,101,881.76/18,293.02
  6. Step 6: Final answer
    x = 14,819.96

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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.