Home / 52,538.36-78,808.22-17,478.02

Finding the Fourth Proportional to 52,538.36, 78,808.22 and 17,478.02

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Solution

The fourth proportional to 52,538.36, 78,808.22 and 17,478.02 is: 26,217.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,538.36 : 78,808.22 = 17,478.02 : x
  2. Step 2: Convert to fraction form
    52,538.36/78,808.22 = 17,478.02/x
  3. Step 3: Cross multiply
    52,538.36x = 78,808.22 × 17,478.02
  4. Step 4: Simplify right side
    52,538.36x = 1,377,411,645.32
  5. Step 5: Solve for x
    x = 1,377,411,645.32/52,538.36
  6. Step 6: Final answer
    x = 26,217.26

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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.