Home / 36,561.63-54,842.47-13,188.07

Finding the Fourth Proportional to 36,561.63, 54,842.47 and 13,188.07

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Solution

The fourth proportional to 36,561.63, 54,842.47 and 13,188.07 is: 19,782.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,561.63 : 54,842.47 = 13,188.07 : x
  2. Step 2: Convert to fraction form
    36,561.63/54,842.47 = 13,188.07/x
  3. Step 3: Cross multiply
    36,561.63x = 54,842.47 × 13,188.07
  4. Step 4: Simplify right side
    36,561.63x = 723,266,333.33
  5. Step 5: Solve for x
    x = 723,266,333.33/36,561.63
  6. Step 6: Final answer
    x = 19,782.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.