Home / 45,555.21-62,830.67-29,644.79

Finding the Fourth Proportional to 45,555.21, 62,830.67 and 29,644.79

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Solution

The fourth proportional to 45,555.21, 62,830.67 and 29,644.79 is: 40,886.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,555.21 : 62,830.67 = 29,644.79 : x
  2. Step 2: Convert to fraction form
    45,555.21/62,830.67 = 29,644.79/x
  3. Step 3: Cross multiply
    45,555.21x = 62,830.67 × 29,644.79
  4. Step 4: Simplify right side
    45,555.21x = 1,862,601,555.33
  5. Step 5: Solve for x
    x = 1,862,601,555.33/45,555.21
  6. Step 6: Final answer
    x = 40,886.69

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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.