Home / 30,619.58-45,890.22-26,654.63

Finding the Fourth Proportional to 30,619.58, 45,890.22 and 26,654.63

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Solution

The fourth proportional to 30,619.58, 45,890.22 and 26,654.63 is: 39,947.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,619.58 : 45,890.22 = 26,654.63 : x
  2. Step 2: Convert to fraction form
    30,619.58/45,890.22 = 26,654.63/x
  3. Step 3: Cross multiply
    30,619.58x = 45,890.22 × 26,654.63
  4. Step 4: Simplify right side
    30,619.58x = 1,223,186,834.72
  5. Step 5: Solve for x
    x = 1,223,186,834.72/30,619.58
  6. Step 6: Final answer
    x = 39,947.86

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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.