Home / 47,995.34-71,996.85-12,934.49

Finding the Fourth Proportional to 47,995.34, 71,996.85 and 12,934.49

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Solution

The fourth proportional to 47,995.34, 71,996.85 and 12,934.49 is: 19,402.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,995.34 : 71,996.85 = 12,934.49 : x
  2. Step 2: Convert to fraction form
    47,995.34/71,996.85 = 12,934.49/x
  3. Step 3: Cross multiply
    47,995.34x = 71,996.85 × 12,934.49
  4. Step 4: Simplify right side
    47,995.34x = 931,242,176.37
  5. Step 5: Solve for x
    x = 931,242,176.37/47,995.34
  6. Step 6: Final answer
    x = 19,402.76

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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.