Home / 42,792.36-64,172.84-14,704.46

Finding the Fourth Proportional to 42,792.36, 64,172.84 and 14,704.46

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Solution

The fourth proportional to 42,792.36, 64,172.84 and 14,704.46 is: 22,051.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,792.36 : 64,172.84 = 14,704.46 : x
  2. Step 2: Convert to fraction form
    42,792.36/64,172.84 = 14,704.46/x
  3. Step 3: Cross multiply
    42,792.36x = 64,172.84 × 14,704.46
  4. Step 4: Simplify right side
    42,792.36x = 943,626,564.48
  5. Step 5: Solve for x
    x = 943,626,564.48/42,792.36
  6. Step 6: Final answer
    x = 22,051.29

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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.