Home / 47,994.39-71,986.73-12,937.59

Finding the Fourth Proportional to 47,994.39, 71,986.73 and 12,937.59

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Solution

The fourth proportional to 47,994.39, 71,986.73 and 12,937.59 is: 19,405.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,994.39 : 71,986.73 = 12,937.59 : x
  2. Step 2: Convert to fraction form
    47,994.39/71,986.73 = 12,937.59/x
  3. Step 3: Cross multiply
    47,994.39x = 71,986.73 × 12,937.59
  4. Step 4: Simplify right side
    47,994.39x = 931,334,733.49
  5. Step 5: Solve for x
    x = 931,334,733.49/47,994.39
  6. Step 6: Final answer
    x = 19,405.07

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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.