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Finding the Fourth Proportional to 34,992.61, 48,290.29 and 19,077.05

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Solution

The fourth proportional to 34,992.61, 48,290.29 and 19,077.05 is: 26,326.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,992.61 : 48,290.29 = 19,077.05 : x
  2. Step 2: Convert to fraction form
    34,992.61/48,290.29 = 19,077.05/x
  3. Step 3: Cross multiply
    34,992.61x = 48,290.29 × 19,077.05
  4. Step 4: Simplify right side
    34,992.61x = 921,236,349.88
  5. Step 5: Solve for x
    x = 921,236,349.88/34,992.61
  6. Step 6: Final answer
    x = 26,326.60

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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.