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Finding the Fourth Proportional to 35,373.63, 48,815.73 and 19,459.09

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Solution

The fourth proportional to 35,373.63, 48,815.73 and 19,459.09 is: 26,853.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,373.63 : 48,815.73 = 19,459.09 : x
  2. Step 2: Convert to fraction form
    35,373.63/48,815.73 = 19,459.09/x
  3. Step 3: Cross multiply
    35,373.63x = 48,815.73 × 19,459.09
  4. Step 4: Simplify right side
    35,373.63x = 949,909,683.49
  5. Step 5: Solve for x
    x = 949,909,683.49/35,373.63
  6. Step 6: Final answer
    x = 26,853.61

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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.