Home / 36,130.24-49,864.76-20,215.77

Finding the Fourth Proportional to 36,130.24, 49,864.76 and 20,215.77

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Solution

The fourth proportional to 36,130.24, 49,864.76 and 20,215.77 is: 27,900.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,130.24 : 49,864.76 = 20,215.77 : x
  2. Step 2: Convert to fraction form
    36,130.24/49,864.76 = 20,215.77/x
  3. Step 3: Cross multiply
    36,130.24x = 49,864.76 × 20,215.77
  4. Step 4: Simplify right side
    36,130.24x = 1,008,054,519.27
  5. Step 5: Solve for x
    x = 1,008,054,519.27/36,130.24
  6. Step 6: Final answer
    x = 27,900.58

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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.