Home / 30,523.95-45,712.11-26,390.52

Finding the Fourth Proportional to 30,523.95, 45,712.11 and 26,390.52

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Solution

The fourth proportional to 30,523.95, 45,712.11 and 26,390.52 is: 39,521.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,523.95 : 45,712.11 = 26,390.52 : x
  2. Step 2: Convert to fraction form
    30,523.95/45,712.11 = 26,390.52/x
  3. Step 3: Cross multiply
    30,523.95x = 45,712.11 × 26,390.52
  4. Step 4: Simplify right side
    30,523.95x = 1,206,366,221.24
  5. Step 5: Solve for x
    x = 1,206,366,221.24/30,523.95
  6. Step 6: Final answer
    x = 39,521.96

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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.