Home / 45,703.74-68,565.86-16,121.82

Finding the Fourth Proportional to 45,703.74, 68,565.86 and 16,121.82

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Solution

The fourth proportional to 45,703.74, 68,565.86 and 16,121.82 is: 24,186.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,703.74 : 68,565.86 = 16,121.82 : x
  2. Step 2: Convert to fraction form
    45,703.74/68,565.86 = 16,121.82/x
  3. Step 3: Cross multiply
    45,703.74x = 68,565.86 × 16,121.82
  4. Step 4: Simplify right side
    45,703.74x = 1,105,406,453.07
  5. Step 5: Solve for x
    x = 1,105,406,453.07/45,703.74
  6. Step 6: Final answer
    x = 24,186.35

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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.