Home / 39,529.24-54,549.90-21,624.03

Finding the Fourth Proportional to 39,529.24, 54,549.90 and 21,624.03

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Solution

The fourth proportional to 39,529.24, 54,549.90 and 21,624.03 is: 29,840.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,529.24 : 54,549.90 = 21,624.03 : x
  2. Step 2: Convert to fraction form
    39,529.24/54,549.90 = 21,624.03/x
  3. Step 3: Cross multiply
    39,529.24x = 54,549.90 × 21,624.03
  4. Step 4: Simplify right side
    39,529.24x = 1,179,588,674.10
  5. Step 5: Solve for x
    x = 1,179,588,674.10/39,529.24
  6. Step 6: Final answer
    x = 29,840.92

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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.