Home / 15,887.81-23,824.32-5,892.15

Finding the Fourth Proportional to 15,887.81, 23,824.32 and 5,892.15

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Solution

The fourth proportional to 15,887.81, 23,824.32 and 5,892.15 is: 8,835.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,887.81 : 23,824.32 = 5,892.15 : x
  2. Step 2: Convert to fraction form
    15,887.81/23,824.32 = 5,892.15/x
  3. Step 3: Cross multiply
    15,887.81x = 23,824.32 × 5,892.15
  4. Step 4: Simplify right side
    15,887.81x = 140,376,467.09
  5. Step 5: Solve for x
    x = 140,376,467.09/15,887.81
  6. Step 6: Final answer
    x = 8,835.48

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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.