Home / 35,805.18-53,699.67-13,610.64

Finding the Fourth Proportional to 35,805.18, 53,699.67 and 13,610.64

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Solution

The fourth proportional to 35,805.18, 53,699.67 and 13,610.64 is: 20,412.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,805.18 : 53,699.67 = 13,610.64 : x
  2. Step 2: Convert to fraction form
    35,805.18/53,699.67 = 13,610.64/x
  3. Step 3: Cross multiply
    35,805.18x = 53,699.67 × 13,610.64
  4. Step 4: Simplify right side
    35,805.18x = 730,886,876.49
  5. Step 5: Solve for x
    x = 730,886,876.49/35,805.18
  6. Step 6: Final answer
    x = 20,412.88

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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.