Home / 47,767.69-71,651.44-12,707.34

Finding the Fourth Proportional to 47,767.69, 71,651.44 and 12,707.34

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Solution

The fourth proportional to 47,767.69, 71,651.44 and 12,707.34 is: 19,060.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,767.69 : 71,651.44 = 12,707.34 : x
  2. Step 2: Convert to fraction form
    47,767.69/71,651.44 = 12,707.34/x
  3. Step 3: Cross multiply
    47,767.69x = 71,651.44 × 12,707.34
  4. Step 4: Simplify right side
    47,767.69x = 910,499,420.47
  5. Step 5: Solve for x
    x = 910,499,420.47/47,767.69
  6. Step 6: Final answer
    x = 19,060.99

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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.