Home / 42,206.87-63,286.93-17,264.43

Finding the Fourth Proportional to 42,206.87, 63,286.93 and 17,264.43

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Solution

The fourth proportional to 42,206.87, 63,286.93 and 17,264.43 is: 25,887.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,206.87 : 63,286.93 = 17,264.43 : x
  2. Step 2: Convert to fraction form
    42,206.87/63,286.93 = 17,264.43/x
  3. Step 3: Cross multiply
    42,206.87x = 63,286.93 × 17,264.43
  4. Step 4: Simplify right side
    42,206.87x = 1,092,612,697.37
  5. Step 5: Solve for x
    x = 1,092,612,697.37/42,206.87
  6. Step 6: Final answer
    x = 25,887.08

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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.