Home / 34,696.58-47,881.29-18,780.98

Finding the Fourth Proportional to 34,696.58, 47,881.29 and 18,780.98

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Solution

The fourth proportional to 34,696.58, 47,881.29 and 18,780.98 is: 25,917.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,696.58 : 47,881.29 = 18,780.98 : x
  2. Step 2: Convert to fraction form
    34,696.58/47,881.29 = 18,780.98/x
  3. Step 3: Cross multiply
    34,696.58x = 47,881.29 × 18,780.98
  4. Step 4: Simplify right side
    34,696.58x = 899,257,549.86
  5. Step 5: Solve for x
    x = 899,257,549.86/34,696.58
  6. Step 6: Final answer
    x = 25,917.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.