Home / 15,669.68-23,445.60-10,998.81

Finding the Fourth Proportional to 15,669.68, 23,445.60 and 10,998.81

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Solution

The fourth proportional to 15,669.68, 23,445.60 and 10,998.81 is: 16,456.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,669.68 : 23,445.60 = 10,998.81 : x
  2. Step 2: Convert to fraction form
    15,669.68/23,445.60 = 10,998.81/x
  3. Step 3: Cross multiply
    15,669.68x = 23,445.60 × 10,998.81
  4. Step 4: Simplify right side
    15,669.68x = 257,873,699.74
  5. Step 5: Solve for x
    x = 257,873,699.74/15,669.68
  6. Step 6: Final answer
    x = 16,456.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.