Home / 52,248.30-78,372.54-12,805.54

Finding the Fourth Proportional to 52,248.30, 78,372.54 and 12,805.54

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Solution

The fourth proportional to 52,248.30, 78,372.54 and 12,805.54 is: 19,208.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,248.30 : 78,372.54 = 12,805.54 : x
  2. Step 2: Convert to fraction form
    52,248.30/78,372.54 = 12,805.54/x
  3. Step 3: Cross multiply
    52,248.30x = 78,372.54 × 12,805.54
  4. Step 4: Simplify right side
    52,248.30x = 1,003,602,695.87
  5. Step 5: Solve for x
    x = 1,003,602,695.87/52,248.30
  6. Step 6: Final answer
    x = 19,208.33

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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.