Home / 33,927.72-46,800.66-21,158.74

Finding the Fourth Proportional to 33,927.72, 46,800.66 and 21,158.74

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Solution

The fourth proportional to 33,927.72, 46,800.66 and 21,158.74 is: 29,186.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,927.72 : 46,800.66 = 21,158.74 : x
  2. Step 2: Convert to fraction form
    33,927.72/46,800.66 = 21,158.74/x
  3. Step 3: Cross multiply
    33,927.72x = 46,800.66 × 21,158.74
  4. Step 4: Simplify right side
    33,927.72x = 990,242,752.34
  5. Step 5: Solve for x
    x = 990,242,752.34/33,927.72
  6. Step 6: Final answer
    x = 29,186.84

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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.