Home / 45,635.22-68,412.87-21,930.93

Finding the Fourth Proportional to 45,635.22, 68,412.87 and 21,930.93

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Solution

The fourth proportional to 45,635.22, 68,412.87 and 21,930.93 is: 32,877.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,635.22 : 68,412.87 = 21,930.93 : x
  2. Step 2: Convert to fraction form
    45,635.22/68,412.87 = 21,930.93/x
  3. Step 3: Cross multiply
    45,635.22x = 68,412.87 × 21,930.93
  4. Step 4: Simplify right side
    45,635.22x = 1,500,357,863.07
  5. Step 5: Solve for x
    x = 1,500,357,863.07/45,635.22
  6. Step 6: Final answer
    x = 32,877.19

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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.