Home / 35,649.08-49,201.00-20,538.87

Finding the Fourth Proportional to 35,649.08, 49,201.00 and 20,538.87

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Solution

The fourth proportional to 35,649.08, 49,201.00 and 20,538.87 is: 28,346.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,649.08 : 49,201.00 = 20,538.87 : x
  2. Step 2: Convert to fraction form
    35,649.08/49,201.00 = 20,538.87/x
  3. Step 3: Cross multiply
    35,649.08x = 49,201.00 × 20,538.87
  4. Step 4: Simplify right side
    35,649.08x = 1,010,532,822.55
  5. Step 5: Solve for x
    x = 1,010,532,822.55/35,649.08
  6. Step 6: Final answer
    x = 28,346.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.