Home / 52,495.64-78,759.35-18,757.23

Finding the Fourth Proportional to 52,495.64, 78,759.35 and 18,757.23

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Solution

The fourth proportional to 52,495.64, 78,759.35 and 18,757.23 is: 28,141.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,495.64 : 78,759.35 = 18,757.23 : x
  2. Step 2: Convert to fraction form
    52,495.64/78,759.35 = 18,757.23/x
  3. Step 3: Cross multiply
    52,495.64x = 78,759.35 × 18,757.23
  4. Step 4: Simplify right side
    52,495.64x = 1,477,307,148.81
  5. Step 5: Solve for x
    x = 1,477,307,148.81/52,495.64
  6. Step 6: Final answer
    x = 28,141.52

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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.