Home / 30,089.67-45,134.29-23,521.38

Finding the Fourth Proportional to 30,089.67, 45,134.29 and 23,521.38

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Solution

The fourth proportional to 30,089.67, 45,134.29 and 23,521.38 is: 35,281.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,089.67 : 45,134.29 = 23,521.38 : x
  2. Step 2: Convert to fraction form
    30,089.67/45,134.29 = 23,521.38/x
  3. Step 3: Cross multiply
    30,089.67x = 45,134.29 × 23,521.38
  4. Step 4: Simplify right side
    30,089.67x = 1,061,620,786.12
  5. Step 5: Solve for x
    x = 1,061,620,786.12/30,089.67
  6. Step 6: Final answer
    x = 35,281.90

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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.