Home / 34,361.04-51,775.65-28,257.77

Finding the Fourth Proportional to 34,361.04, 51,775.65 and 28,257.77

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Solution

The fourth proportional to 34,361.04, 51,775.65 and 28,257.77 is: 42,579.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,361.04 : 51,775.65 = 28,257.77 : x
  2. Step 2: Convert to fraction form
    34,361.04/51,775.65 = 28,257.77/x
  3. Step 3: Cross multiply
    34,361.04x = 51,775.65 × 28,257.77
  4. Step 4: Simplify right side
    34,361.04x = 1,463,064,409.30
  5. Step 5: Solve for x
    x = 1,463,064,409.30/34,361.04
  6. Step 6: Final answer
    x = 42,579.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.