Home / 52,638.17-78,968.99-15,198.35

Finding the Fourth Proportional to 52,638.17, 78,968.99 and 15,198.35

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Solution

The fourth proportional to 52,638.17, 78,968.99 and 15,198.35 is: 22,800.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,638.17 : 78,968.99 = 15,198.35 : x
  2. Step 2: Convert to fraction form
    52,638.17/78,968.99 = 15,198.35/x
  3. Step 3: Cross multiply
    52,638.17x = 78,968.99 × 15,198.35
  4. Step 4: Simplify right side
    52,638.17x = 1,200,197,992.32
  5. Step 5: Solve for x
    x = 1,200,197,992.32/52,638.17
  6. Step 6: Final answer
    x = 22,800.91

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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.