Home / 47,755.69-71,633.46-12,695.35

Finding the Fourth Proportional to 47,755.69, 71,633.46 and 12,695.35

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Solution

The fourth proportional to 47,755.69, 71,633.46 and 12,695.35 is: 19,043.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,755.69 : 71,633.46 = 12,695.35 : x
  2. Step 2: Convert to fraction form
    47,755.69/71,633.46 = 12,695.35/x
  3. Step 3: Cross multiply
    47,755.69x = 71,633.46 × 12,695.35
  4. Step 4: Simplify right side
    47,755.69x = 909,411,846.41
  5. Step 5: Solve for x
    x = 909,411,846.41/47,755.69
  6. Step 6: Final answer
    x = 19,043.01

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1.5x scale

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.