Home / 63,759.49-95,642.64-19,382.90

Finding the Fourth Proportional to 63,759.49, 95,642.64 and 19,382.90

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Solution

The fourth proportional to 63,759.49, 95,642.64 and 19,382.90 is: 29,075.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,759.49 : 95,642.64 = 19,382.90 : x
  2. Step 2: Convert to fraction form
    63,759.49/95,642.64 = 19,382.90/x
  3. Step 3: Cross multiply
    63,759.49x = 95,642.64 × 19,382.90
  4. Step 4: Simplify right side
    63,759.49x = 1,853,831,248.64
  5. Step 5: Solve for x
    x = 1,853,831,248.64/63,759.49
  6. Step 6: Final answer
    x = 29,075.38

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1.5x scale

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.