Home / 35,551.48-53,334.96-12,178.48

Finding the Fourth Proportional to 35,551.48, 53,334.96 and 12,178.48

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Solution

The fourth proportional to 35,551.48, 53,334.96 and 12,178.48 is: 18,270.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,551.48 : 53,334.96 = 12,178.48 : x
  2. Step 2: Convert to fraction form
    35,551.48/53,334.96 = 12,178.48/x
  3. Step 3: Cross multiply
    35,551.48x = 53,334.96 × 12,178.48
  4. Step 4: Simplify right side
    35,551.48x = 649,538,743.66
  5. Step 5: Solve for x
    x = 649,538,743.66/35,551.48
  6. Step 6: Final answer
    x = 18,270.37

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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.