Home / 36,453.12-54,669.85-15,393.30

Finding the Fourth Proportional to 36,453.12, 54,669.85 and 15,393.30

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Solution

The fourth proportional to 36,453.12, 54,669.85 and 15,393.30 is: 23,085.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,453.12 : 54,669.85 = 15,393.30 : x
  2. Step 2: Convert to fraction form
    36,453.12/54,669.85 = 15,393.30/x
  3. Step 3: Cross multiply
    36,453.12x = 54,669.85 × 15,393.30
  4. Step 4: Simplify right side
    36,453.12x = 841,549,402.01
  5. Step 5: Solve for x
    x = 841,549,402.01/36,453.12
  6. Step 6: Final answer
    x = 23,085.80

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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.