Home / 25,887.89-38,846.58-10,090.86

Finding the Fourth Proportional to 25,887.89, 38,846.58 and 10,090.86

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Solution

The fourth proportional to 25,887.89, 38,846.58 and 10,090.86 is: 15,142.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,887.89 : 38,846.58 = 10,090.86 : x
  2. Step 2: Convert to fraction form
    25,887.89/38,846.58 = 10,090.86/x
  3. Step 3: Cross multiply
    25,887.89x = 38,846.58 × 10,090.86
  4. Step 4: Simplify right side
    25,887.89x = 391,995,400.26
  5. Step 5: Solve for x
    x = 391,995,400.26/25,887.89
  6. Step 6: Final answer
    x = 15,142.04

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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.