Home / 34,451.66-47,539.60-19,345.97

Finding the Fourth Proportional to 34,451.66, 47,539.60 and 19,345.97

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Solution

The fourth proportional to 34,451.66, 47,539.60 and 19,345.97 is: 26,695.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,451.66 : 47,539.60 = 19,345.97 : x
  2. Step 2: Convert to fraction form
    34,451.66/47,539.60 = 19,345.97/x
  3. Step 3: Cross multiply
    34,451.66x = 47,539.60 × 19,345.97
  4. Step 4: Simplify right side
    34,451.66x = 919,699,675.41
  5. Step 5: Solve for x
    x = 919,699,675.41/34,451.66
  6. Step 6: Final answer
    x = 26,695.37

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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.