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Finding the Fourth Proportional to 46,807.29, 70,238.69 and 17,245.88

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Solution

The fourth proportional to 46,807.29, 70,238.69 and 17,245.88 is: 25,879.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,807.29 : 70,238.69 = 17,245.88 : x
  2. Step 2: Convert to fraction form
    46,807.29/70,238.69 = 17,245.88/x
  3. Step 3: Cross multiply
    46,807.29x = 70,238.69 × 17,245.88
  4. Step 4: Simplify right side
    46,807.29x = 1,211,327,581.67
  5. Step 5: Solve for x
    x = 1,211,327,581.67/46,807.29
  6. Step 6: Final answer
    x = 25,879.04

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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.