Home / 33,400.17-46,123.46-21,484.20

Finding the Fourth Proportional to 33,400.17, 46,123.46 and 21,484.20

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Solution

The fourth proportional to 33,400.17, 46,123.46 and 21,484.20 is: 29,668.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,400.17 : 46,123.46 = 21,484.20 : x
  2. Step 2: Convert to fraction form
    33,400.17/46,123.46 = 21,484.20/x
  3. Step 3: Cross multiply
    33,400.17x = 46,123.46 × 21,484.20
  4. Step 4: Simplify right side
    33,400.17x = 990,925,639.33
  5. Step 5: Solve for x
    x = 990,925,639.33/33,400.17
  6. Step 6: Final answer
    x = 29,668.28

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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.