Home / 25,842.83-38,767.88-12,695.72

Finding the Fourth Proportional to 25,842.83, 38,767.88 and 12,695.72

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Solution

The fourth proportional to 25,842.83, 38,767.88 and 12,695.72 is: 19,045.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,842.83 : 38,767.88 = 12,695.72 : x
  2. Step 2: Convert to fraction form
    25,842.83/38,767.88 = 12,695.72/x
  3. Step 3: Cross multiply
    25,842.83x = 38,767.88 × 12,695.72
  4. Step 4: Simplify right side
    25,842.83x = 492,185,987.37
  5. Step 5: Solve for x
    x = 492,185,987.37/25,842.83
  6. Step 6: Final answer
    x = 19,045.36

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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.