Home / 35,318.39-48,739.05-19,185.35

Finding the Fourth Proportional to 35,318.39, 48,739.05 and 19,185.35

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Solution

The fourth proportional to 35,318.39, 48,739.05 and 19,185.35 is: 26,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,318.39 : 48,739.05 = 19,185.35 : x
  2. Step 2: Convert to fraction form
    35,318.39/48,739.05 = 19,185.35/x
  3. Step 3: Cross multiply
    35,318.39x = 48,739.05 × 19,185.35
  4. Step 4: Simplify right side
    35,318.39x = 935,075,489.22
  5. Step 5: Solve for x
    x = 935,075,489.22/35,318.39
  6. Step 6: Final answer
    x = 26,475.60

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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.