Home / 25,331.30-34,939.06-17,779.31

Finding the Fourth Proportional to 25,331.30, 34,939.06 and 17,779.31

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Solution

The fourth proportional to 25,331.30, 34,939.06 and 17,779.31 is: 24,522.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,331.30 : 34,939.06 = 17,779.31 : x
  2. Step 2: Convert to fraction form
    25,331.30/34,939.06 = 17,779.31/x
  3. Step 3: Cross multiply
    25,331.30x = 34,939.06 × 17,779.31
  4. Step 4: Simplify right side
    25,331.30x = 621,192,488.13
  5. Step 5: Solve for x
    x = 621,192,488.13/25,331.30
  6. Step 6: Final answer
    x = 24,522.73

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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.