Home / 36,359.81-50,159.69-21,253.11

Finding the Fourth Proportional to 36,359.81, 50,159.69 and 21,253.11

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Solution

The fourth proportional to 36,359.81, 50,159.69 and 21,253.11 is: 29,319.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,359.81 : 50,159.69 = 21,253.11 : x
  2. Step 2: Convert to fraction form
    36,359.81/50,159.69 = 21,253.11/x
  3. Step 3: Cross multiply
    36,359.81x = 50,159.69 × 21,253.11
  4. Step 4: Simplify right side
    36,359.81x = 1,066,049,409.14
  5. Step 5: Solve for x
    x = 1,066,049,409.14/36,359.81
  6. Step 6: Final answer
    x = 29,319.44

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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.