Home / 33,859.84-46,711.81-20,423.63

Finding the Fourth Proportional to 33,859.84, 46,711.81 and 20,423.63

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Solution

The fourth proportional to 33,859.84, 46,711.81 and 20,423.63 is: 28,175.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,859.84 : 46,711.81 = 20,423.63 : x
  2. Step 2: Convert to fraction form
    33,859.84/46,711.81 = 20,423.63/x
  3. Step 3: Cross multiply
    33,859.84x = 46,711.81 × 20,423.63
  4. Step 4: Simplify right side
    33,859.84x = 954,024,724.07
  5. Step 5: Solve for x
    x = 954,024,724.07/33,859.84
  6. Step 6: Final answer
    x = 28,175.70

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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.