Home / 23,085.72-34,624.80-8,291.88

Finding the Fourth Proportional to 23,085.72, 34,624.80 and 8,291.88

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Solution

The fourth proportional to 23,085.72, 34,624.80 and 8,291.88 is: 12,436.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,085.72 : 34,624.80 = 8,291.88 : x
  2. Step 2: Convert to fraction form
    23,085.72/34,624.80 = 8,291.88/x
  3. Step 3: Cross multiply
    23,085.72x = 34,624.80 × 8,291.88
  4. Step 4: Simplify right side
    23,085.72x = 287,104,686.62
  5. Step 5: Solve for x
    x = 287,104,686.62/23,085.72
  6. Step 6: Final answer
    x = 12,436.46

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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.