Home / 42,850.22-59,153.51-28,533.88

Finding the Fourth Proportional to 42,850.22, 59,153.51 and 28,533.88

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Solution

The fourth proportional to 42,850.22, 59,153.51 and 28,533.88 is: 39,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,850.22 : 59,153.51 = 28,533.88 : x
  2. Step 2: Convert to fraction form
    42,850.22/59,153.51 = 28,533.88/x
  3. Step 3: Cross multiply
    42,850.22x = 59,153.51 × 28,533.88
  4. Step 4: Simplify right side
    42,850.22x = 1,687,878,865.37
  5. Step 5: Solve for x
    x = 1,687,878,865.37/42,850.22
  6. Step 6: Final answer
    x = 39,390.20

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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.