Home / 49,815.10-74,736.51-21,737.62

Finding the Fourth Proportional to 49,815.10, 74,736.51 and 21,737.62

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Solution

The fourth proportional to 49,815.10, 74,736.51 and 21,737.62 is: 32,612.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,815.10 : 74,736.51 = 21,737.62 : x
  2. Step 2: Convert to fraction form
    49,815.10/74,736.51 = 21,737.62/x
  3. Step 3: Cross multiply
    49,815.10x = 74,736.51 × 21,737.62
  4. Step 4: Simplify right side
    49,815.10x = 1,624,593,854.51
  5. Step 5: Solve for x
    x = 1,624,593,854.51/49,815.10
  6. Step 6: Final answer
    x = 32,612.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.