Home / 25,588.96-38,388.32-8,953.72

Finding the Fourth Proportional to 25,588.96, 38,388.32 and 8,953.72

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Solution

The fourth proportional to 25,588.96, 38,388.32 and 8,953.72 is: 13,432.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,588.96 : 38,388.32 = 8,953.72 : x
  2. Step 2: Convert to fraction form
    25,588.96/38,388.32 = 8,953.72/x
  3. Step 3: Cross multiply
    25,588.96x = 38,388.32 × 8,953.72
  4. Step 4: Simplify right side
    25,588.96x = 343,718,268.55
  5. Step 5: Solve for x
    x = 343,718,268.55/25,588.96
  6. Step 6: Final answer
    x = 13,432.29

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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.