Home / 35,649.55-49,208.68-20,548.23

Finding the Fourth Proportional to 35,649.55, 49,208.68 and 20,548.23

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Solution

The fourth proportional to 35,649.55, 49,208.68 and 20,548.23 is: 28,363.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,649.55 : 49,208.68 = 20,548.23 : x
  2. Step 2: Convert to fraction form
    35,649.55/49,208.68 = 20,548.23/x
  3. Step 3: Cross multiply
    35,649.55x = 49,208.68 × 20,548.23
  4. Step 4: Simplify right side
    35,649.55x = 1,011,151,274.64
  5. Step 5: Solve for x
    x = 1,011,151,274.64/35,649.55
  6. Step 6: Final answer
    x = 28,363.65

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Double scale
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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.