Home / 35,663.21-53,483.84-13,487.03

Finding the Fourth Proportional to 35,663.21, 53,483.84 and 13,487.03

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Solution

The fourth proportional to 35,663.21, 53,483.84 and 13,487.03 is: 20,226.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,663.21 : 53,483.84 = 13,487.03 : x
  2. Step 2: Convert to fraction form
    35,663.21/53,483.84 = 13,487.03/x
  3. Step 3: Cross multiply
    35,663.21x = 53,483.84 × 13,487.03
  4. Step 4: Simplify right side
    35,663.21x = 721,338,087.16
  5. Step 5: Solve for x
    x = 721,338,087.16/35,663.21
  6. Step 6: Final answer
    x = 20,226.39

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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.