Home / 12,695.99-19,045.25-4,374.92

Finding the Fourth Proportional to 12,695.99, 19,045.25 and 4,374.92

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Solution

The fourth proportional to 12,695.99, 19,045.25 and 4,374.92 is: 6,562.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,695.99 : 19,045.25 = 4,374.92 : x
  2. Step 2: Convert to fraction form
    12,695.99/19,045.25 = 4,374.92/x
  3. Step 3: Cross multiply
    12,695.99x = 19,045.25 × 4,374.92
  4. Step 4: Simplify right side
    12,695.99x = 83,321,445.13
  5. Step 5: Solve for x
    x = 83,321,445.13/12,695.99
  6. Step 6: Final answer
    x = 6,562.82

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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.