Home / 35,630.99-49,170.14-20,523.58

Finding the Fourth Proportional to 35,630.99, 49,170.14 and 20,523.58

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Solution

The fourth proportional to 35,630.99, 49,170.14 and 20,523.58 is: 28,322.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,630.99 : 49,170.14 = 20,523.58 : x
  2. Step 2: Convert to fraction form
    35,630.99/49,170.14 = 20,523.58/x
  3. Step 3: Cross multiply
    35,630.99x = 49,170.14 × 20,523.58
  4. Step 4: Simplify right side
    35,630.99x = 1,009,147,153.32
  5. Step 5: Solve for x
    x = 1,009,147,153.32/35,630.99
  6. Step 6: Final answer
    x = 28,322.18

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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.