Home / 33,823.67-46,680.15-21,077.91

Finding the Fourth Proportional to 33,823.67, 46,680.15 and 21,077.91

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Solution

The fourth proportional to 33,823.67, 46,680.15 and 21,077.91 is: 29,089.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,823.67 : 46,680.15 = 21,077.91 : x
  2. Step 2: Convert to fraction form
    33,823.67/46,680.15 = 21,077.91/x
  3. Step 3: Cross multiply
    33,823.67x = 46,680.15 × 21,077.91
  4. Step 4: Simplify right side
    33,823.67x = 983,920,000.49
  5. Step 5: Solve for x
    x = 983,920,000.49/33,823.67
  6. Step 6: Final answer
    x = 29,089.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.