Home / 36,210.96-49,956.68-21,101.36

Finding the Fourth Proportional to 36,210.96, 49,956.68 and 21,101.36

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Solution

The fourth proportional to 36,210.96, 49,956.68 and 21,101.36 is: 29,111.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,210.96 : 49,956.68 = 21,101.36 : x
  2. Step 2: Convert to fraction form
    36,210.96/49,956.68 = 21,101.36/x
  3. Step 3: Cross multiply
    36,210.96x = 49,956.68 × 21,101.36
  4. Step 4: Simplify right side
    36,210.96x = 1,054,153,889.08
  5. Step 5: Solve for x
    x = 1,054,153,889.08/36,210.96
  6. Step 6: Final answer
    x = 29,111.46

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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.