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Finding the Fourth Proportional to 45,652.93, 68,484.86 and 19,354.25

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Solution

The fourth proportional to 45,652.93, 68,484.86 and 19,354.25 is: 29,033.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,652.93 : 68,484.86 = 19,354.25 : x
  2. Step 2: Convert to fraction form
    45,652.93/68,484.86 = 19,354.25/x
  3. Step 3: Cross multiply
    45,652.93x = 68,484.86 × 19,354.25
  4. Step 4: Simplify right side
    45,652.93x = 1,325,473,101.66
  5. Step 5: Solve for x
    x = 1,325,473,101.66/45,652.93
  6. Step 6: Final answer
    x = 29,033.69

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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.