Home / 42,650.28-63,982.95-14,563.75

Finding the Fourth Proportional to 42,650.28, 63,982.95 and 14,563.75

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Solution

The fourth proportional to 42,650.28, 63,982.95 and 14,563.75 is: 21,848.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,650.28 : 63,982.95 = 14,563.75 : x
  2. Step 2: Convert to fraction form
    42,650.28/63,982.95 = 14,563.75/x
  3. Step 3: Cross multiply
    42,650.28x = 63,982.95 × 14,563.75
  4. Step 4: Simplify right side
    42,650.28x = 931,831,935.53
  5. Step 5: Solve for x
    x = 931,831,935.53/42,650.28
  6. Step 6: Final answer
    x = 21,848.20

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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.