Home / 30,606.02-45,933.64-15,819.28

Finding the Fourth Proportional to 30,606.02, 45,933.64 and 15,819.28

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Solution

The fourth proportional to 30,606.02, 45,933.64 and 15,819.28 is: 23,741.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,606.02 : 45,933.64 = 15,819.28 : x
  2. Step 2: Convert to fraction form
    30,606.02/45,933.64 = 15,819.28/x
  3. Step 3: Cross multiply
    30,606.02x = 45,933.64 × 15,819.28
  4. Step 4: Simplify right side
    30,606.02x = 726,637,112.58
  5. Step 5: Solve for x
    x = 726,637,112.58/30,606.02
  6. Step 6: Final answer
    x = 23,741.64

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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.