Home / 35,232.69-48,621.50-20,127.36

Finding the Fourth Proportional to 35,232.69, 48,621.50 and 20,127.36

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Solution

The fourth proportional to 35,232.69, 48,621.50 and 20,127.36 is: 27,775.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,232.69 : 48,621.50 = 20,127.36 : x
  2. Step 2: Convert to fraction form
    35,232.69/48,621.50 = 20,127.36/x
  3. Step 3: Cross multiply
    35,232.69x = 48,621.50 × 20,127.36
  4. Step 4: Simplify right side
    35,232.69x = 978,622,434.24
  5. Step 5: Solve for x
    x = 978,622,434.24/35,232.69
  6. Step 6: Final answer
    x = 27,775.98

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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.