Home / 26,403.13-36,427.34-15,064.48

Finding the Fourth Proportional to 26,403.13, 36,427.34 and 15,064.48

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Solution

The fourth proportional to 26,403.13, 36,427.34 and 15,064.48 is: 20,783.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,403.13 : 36,427.34 = 15,064.48 : x
  2. Step 2: Convert to fraction form
    26,403.13/36,427.34 = 15,064.48/x
  3. Step 3: Cross multiply
    26,403.13x = 36,427.34 × 15,064.48
  4. Step 4: Simplify right side
    26,403.13x = 548,758,934.88
  5. Step 5: Solve for x
    x = 548,758,934.88/26,403.13
  6. Step 6: Final answer
    x = 20,783.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.