Home / 34,484.87-47,583.36-20,340.51

Finding the Fourth Proportional to 34,484.87, 47,583.36 and 20,340.51

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Solution

The fourth proportional to 34,484.87, 47,583.36 and 20,340.51 is: 28,066.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,484.87 : 47,583.36 = 20,340.51 : x
  2. Step 2: Convert to fraction form
    34,484.87/47,583.36 = 20,340.51/x
  3. Step 3: Cross multiply
    34,484.87x = 47,583.36 × 20,340.51
  4. Step 4: Simplify right side
    34,484.87x = 967,869,809.91
  5. Step 5: Solve for x
    x = 967,869,809.91/34,484.87
  6. Step 6: Final answer
    x = 28,066.51

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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.