Home / 52,396.23-78,546.94-19,108.49

Finding the Fourth Proportional to 52,396.23, 78,546.94 and 19,108.49

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Solution

The fourth proportional to 52,396.23, 78,546.94 and 19,108.49 is: 28,645.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,396.23 : 78,546.94 = 19,108.49 : x
  2. Step 2: Convert to fraction form
    52,396.23/78,546.94 = 19,108.49/x
  3. Step 3: Cross multiply
    52,396.23x = 78,546.94 × 19,108.49
  4. Step 4: Simplify right side
    52,396.23x = 1,500,913,417.52
  5. Step 5: Solve for x
    x = 1,500,913,417.52/52,396.23
  6. Step 6: Final answer
    x = 28,645.45

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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.