Home / 52,511.12-78,766.96-13,068.24

Finding the Fourth Proportional to 52,511.12, 78,766.96 and 13,068.24

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Solution

The fourth proportional to 52,511.12, 78,766.96 and 13,068.24 is: 19,602.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,511.12 : 78,766.96 = 13,068.24 : x
  2. Step 2: Convert to fraction form
    52,511.12/78,766.96 = 13,068.24/x
  3. Step 3: Cross multiply
    52,511.12x = 78,766.96 × 13,068.24
  4. Step 4: Simplify right side
    52,511.12x = 1,029,345,537.35
  5. Step 5: Solve for x
    x = 1,029,345,537.35/52,511.12
  6. Step 6: Final answer
    x = 19,602.43

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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.