Home / 34,646.16-47,811.67-18,730.61

Finding the Fourth Proportional to 34,646.16, 47,811.67 and 18,730.61

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Solution

The fourth proportional to 34,646.16, 47,811.67 and 18,730.61 is: 25,848.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,646.16 : 47,811.67 = 18,730.61 : x
  2. Step 2: Convert to fraction form
    34,646.16/47,811.67 = 18,730.61/x
  3. Step 3: Cross multiply
    34,646.16x = 47,811.67 × 18,730.61
  4. Step 4: Simplify right side
    34,646.16x = 895,541,744.22
  5. Step 5: Solve for x
    x = 895,541,744.22/34,646.16
  6. Step 6: Final answer
    x = 25,848.23

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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.