Home / 42,631.94-63,943.66-13,050.03

Finding the Fourth Proportional to 42,631.94, 63,943.66 and 13,050.03

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Solution

The fourth proportional to 42,631.94, 63,943.66 and 13,050.03 is: 19,573.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,631.94 : 63,943.66 = 13,050.03 : x
  2. Step 2: Convert to fraction form
    42,631.94/63,943.66 = 13,050.03/x
  3. Step 3: Cross multiply
    42,631.94x = 63,943.66 × 13,050.03
  4. Step 4: Simplify right side
    42,631.94x = 834,466,681.31
  5. Step 5: Solve for x
    x = 834,466,681.31/42,631.94
  6. Step 6: Final answer
    x = 19,573.74

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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.