Home / 45,970.36-63,463.28-30,942.04

Finding the Fourth Proportional to 45,970.36, 63,463.28 and 30,942.04

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Solution

The fourth proportional to 45,970.36, 63,463.28 and 30,942.04 is: 42,716.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,970.36 : 63,463.28 = 30,942.04 : x
  2. Step 2: Convert to fraction form
    45,970.36/63,463.28 = 30,942.04/x
  3. Step 3: Cross multiply
    45,970.36x = 63,463.28 × 30,942.04
  4. Step 4: Simplify right side
    45,970.36x = 1,963,683,348.29
  5. Step 5: Solve for x
    x = 1,963,683,348.29/45,970.36
  6. Step 6: Final answer
    x = 42,716.29

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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.