Home / 34,866.32-48,115.82-18,950.78

Finding the Fourth Proportional to 34,866.32, 48,115.82 and 18,950.78

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Solution

The fourth proportional to 34,866.32, 48,115.82 and 18,950.78 is: 26,152.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,866.32 : 48,115.82 = 18,950.78 : x
  2. Step 2: Convert to fraction form
    34,866.32/48,115.82 = 18,950.78/x
  3. Step 3: Cross multiply
    34,866.32x = 48,115.82 × 18,950.78
  4. Step 4: Simplify right side
    34,866.32x = 911,832,319.34
  5. Step 5: Solve for x
    x = 911,832,319.34/34,866.32
  6. Step 6: Final answer
    x = 26,152.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.