Home / 53,222.42-79,836.06-18,162.38

Finding the Fourth Proportional to 53,222.42, 79,836.06 and 18,162.38

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Solution

The fourth proportional to 53,222.42, 79,836.06 and 18,162.38 is: 27,244.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,222.42 : 79,836.06 = 18,162.38 : x
  2. Step 2: Convert to fraction form
    53,222.42/79,836.06 = 18,162.38/x
  3. Step 3: Cross multiply
    53,222.42x = 79,836.06 × 18,162.38
  4. Step 4: Simplify right side
    53,222.42x = 1,450,012,859.42
  5. Step 5: Solve for x
    x = 1,450,012,859.42/53,222.42
  6. Step 6: Final answer
    x = 27,244.40

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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.