Home / 25,585.59-38,379.76-8,056.79

Finding the Fourth Proportional to 25,585.59, 38,379.76 and 8,056.79

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Solution

The fourth proportional to 25,585.59, 38,379.76 and 8,056.79 is: 12,085.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,585.59 : 38,379.76 = 8,056.79 : x
  2. Step 2: Convert to fraction form
    25,585.59/38,379.76 = 8,056.79/x
  3. Step 3: Cross multiply
    25,585.59x = 38,379.76 × 8,056.79
  4. Step 4: Simplify right side
    25,585.59x = 309,217,598.45
  5. Step 5: Solve for x
    x = 309,217,598.45/25,585.59
  6. Step 6: Final answer
    x = 12,085.61

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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.