Home / 42,583.32-63,914.34-21,538.26

Finding the Fourth Proportional to 42,583.32, 63,914.34 and 21,538.26

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Solution

The fourth proportional to 42,583.32, 63,914.34 and 21,538.26 is: 32,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,583.32 : 63,914.34 = 21,538.26 : x
  2. Step 2: Convert to fraction form
    42,583.32/63,914.34 = 21,538.26/x
  3. Step 3: Cross multiply
    42,583.32x = 63,914.34 × 21,538.26
  4. Step 4: Simplify right side
    42,583.32x = 1,376,603,672.65
  5. Step 5: Solve for x
    x = 1,376,603,672.65/42,583.32
  6. Step 6: Final answer
    x = 32,327.30

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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.