Home / 30,695.71-46,043.90-8,509.27

Finding the Fourth Proportional to 30,695.71, 46,043.90 and 8,509.27

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Solution

The fourth proportional to 30,695.71, 46,043.90 and 8,509.27 is: 12,764.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,695.71 : 46,043.90 = 8,509.27 : x
  2. Step 2: Convert to fraction form
    30,695.71/46,043.90 = 8,509.27/x
  3. Step 3: Cross multiply
    30,695.71x = 46,043.90 × 8,509.27
  4. Step 4: Simplify right side
    30,695.71x = 391,799,976.95
  5. Step 5: Solve for x
    x = 391,799,976.95/30,695.71
  6. Step 6: Final answer
    x = 12,764.00

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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.