Home / 34,970.70-52,471.55-18,326.78

Finding the Fourth Proportional to 34,970.70, 52,471.55 and 18,326.78

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Solution

The fourth proportional to 34,970.70, 52,471.55 and 18,326.78 is: 27,498.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,970.70 : 52,471.55 = 18,326.78 : x
  2. Step 2: Convert to fraction form
    34,970.70/52,471.55 = 18,326.78/x
  3. Step 3: Cross multiply
    34,970.70x = 52,471.55 × 18,326.78
  4. Step 4: Simplify right side
    34,970.70x = 961,634,336.57
  5. Step 5: Solve for x
    x = 961,634,336.57/34,970.70
  6. Step 6: Final answer
    x = 27,498.29

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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.