Home / 33,624.12-46,385.28-21,681.48

Finding the Fourth Proportional to 33,624.12, 46,385.28 and 21,681.48

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Solution

The fourth proportional to 33,624.12, 46,385.28 and 21,681.48 is: 29,910.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,624.12 : 46,385.28 = 21,681.48 : x
  2. Step 2: Convert to fraction form
    33,624.12/46,385.28 = 21,681.48/x
  3. Step 3: Cross multiply
    33,624.12x = 46,385.28 × 21,681.48
  4. Step 4: Simplify right side
    33,624.12x = 1,005,701,520.61
  5. Step 5: Solve for x
    x = 1,005,701,520.61/33,624.12
  6. Step 6: Final answer
    x = 29,910.12

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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.