Home / 35,001.81-52,481.60-13,945.10

Finding the Fourth Proportional to 35,001.81, 52,481.60 and 13,945.10

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Solution

The fourth proportional to 35,001.81, 52,481.60 and 13,945.10 is: 20,909.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,001.81 : 52,481.60 = 13,945.10 : x
  2. Step 2: Convert to fraction form
    35,001.81/52,481.60 = 13,945.10/x
  3. Step 3: Cross multiply
    35,001.81x = 52,481.60 × 13,945.10
  4. Step 4: Simplify right side
    35,001.81x = 731,860,880.32
  5. Step 5: Solve for x
    x = 731,860,880.32/35,001.81
  6. Step 6: Final answer
    x = 20,909.23

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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.