Home / 35,679.79-53,552.90-18,162.73

Finding the Fourth Proportional to 35,679.79, 53,552.90 and 18,162.73

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Solution

The fourth proportional to 35,679.79, 53,552.90 and 18,162.73 is: 27,261.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,679.79 : 53,552.90 = 18,162.73 : x
  2. Step 2: Convert to fraction form
    35,679.79/53,552.90 = 18,162.73/x
  3. Step 3: Cross multiply
    35,679.79x = 53,552.90 × 18,162.73
  4. Step 4: Simplify right side
    35,679.79x = 972,666,863.42
  5. Step 5: Solve for x
    x = 972,666,863.42/35,679.79
  6. Step 6: Final answer
    x = 27,261.00

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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.