Home / 35,925.36-49,563.48-20,812.48

Finding the Fourth Proportional to 35,925.36, 49,563.48 and 20,812.48

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Solution

The fourth proportional to 35,925.36, 49,563.48 and 20,812.48 is: 28,713.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,925.36 : 49,563.48 = 20,812.48 : x
  2. Step 2: Convert to fraction form
    35,925.36/49,563.48 = 20,812.48/x
  3. Step 3: Cross multiply
    35,925.36x = 49,563.48 × 20,812.48
  4. Step 4: Simplify right side
    35,925.36x = 1,031,538,936.23
  5. Step 5: Solve for x
    x = 1,031,538,936.23/35,925.36
  6. Step 6: Final answer
    x = 28,713.39

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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.