Home / 35,609.90-53,441.10-16,889.99

Finding the Fourth Proportional to 35,609.90, 53,441.10 and 16,889.99

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Solution

The fourth proportional to 35,609.90, 53,441.10 and 16,889.99 is: 25,347.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,609.90 : 53,441.10 = 16,889.99 : x
  2. Step 2: Convert to fraction form
    35,609.90/53,441.10 = 16,889.99/x
  3. Step 3: Cross multiply
    35,609.90x = 53,441.10 × 16,889.99
  4. Step 4: Simplify right side
    35,609.90x = 902,619,377.38
  5. Step 5: Solve for x
    x = 902,619,377.38/35,609.90
  6. Step 6: Final answer
    x = 25,347.43

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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.