Home / 35,636.69-53,496.45-20,856.22

Finding the Fourth Proportional to 35,636.69, 53,496.45 and 20,856.22

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Solution

The fourth proportional to 35,636.69, 53,496.45 and 20,856.22 is: 31,308.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,636.69 : 53,496.45 = 20,856.22 : x
  2. Step 2: Convert to fraction form
    35,636.69/53,496.45 = 20,856.22/x
  3. Step 3: Cross multiply
    35,636.69x = 53,496.45 × 20,856.22
  4. Step 4: Simplify right side
    35,636.69x = 1,115,733,596.68
  5. Step 5: Solve for x
    x = 1,115,733,596.68/35,636.69
  6. Step 6: Final answer
    x = 31,308.56

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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.