Home / 33,616.11-46,371-21,018.99

Finding the Fourth Proportional to 33,616.11, 46,371 and 21,018.99

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Solution

The fourth proportional to 33,616.11, 46,371 and 21,018.99 is: 28,994.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,616.11 : 46,371 = 21,018.99 : x
  2. Step 2: Convert to fraction form
    33,616.11/46,371 = 21,018.99/x
  3. Step 3: Cross multiply
    33,616.11x = 46,371 × 21,018.99
  4. Step 4: Simplify right side
    33,616.11x = 974,671,585.29
  5. Step 5: Solve for x
    x = 974,671,585.29/33,616.11
  6. Step 6: Final answer
    x = 28,994.18

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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.