Home / 35,853.84-49,468.30-21,504.69

Finding the Fourth Proportional to 35,853.84, 49,468.30 and 21,504.69

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Solution

The fourth proportional to 35,853.84, 49,468.30 and 21,504.69 is: 29,670.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,853.84 : 49,468.30 = 21,504.69 : x
  2. Step 2: Convert to fraction form
    35,853.84/49,468.30 = 21,504.69/x
  3. Step 3: Cross multiply
    35,853.84x = 49,468.30 × 21,504.69
  4. Step 4: Simplify right side
    35,853.84x = 1,063,800,402.57
  5. Step 5: Solve for x
    x = 1,063,800,402.57/35,853.84
  6. Step 6: Final answer
    x = 29,670.47

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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.