Home / 35,279.86-48,686.78-19,365.79

Finding the Fourth Proportional to 35,279.86, 48,686.78 and 19,365.79

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Solution

The fourth proportional to 35,279.86, 48,686.78 and 19,365.79 is: 26,725.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,279.86 : 48,686.78 = 19,365.79 : x
  2. Step 2: Convert to fraction form
    35,279.86/48,686.78 = 19,365.79/x
  3. Step 3: Cross multiply
    35,279.86x = 48,686.78 × 19,365.79
  4. Step 4: Simplify right side
    35,279.86x = 942,857,616.99
  5. Step 5: Solve for x
    x = 942,857,616.99/35,279.86
  6. Step 6: Final answer
    x = 26,725.10

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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.