Home / 25,607.06-38,382.81-13,109.94

Finding the Fourth Proportional to 25,607.06, 38,382.81 and 13,109.94

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Solution

The fourth proportional to 25,607.06, 38,382.81 and 13,109.94 is: 19,650.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,607.06 : 38,382.81 = 13,109.94 : x
  2. Step 2: Convert to fraction form
    25,607.06/38,382.81 = 13,109.94/x
  3. Step 3: Cross multiply
    25,607.06x = 38,382.81 × 13,109.94
  4. Step 4: Simplify right side
    25,607.06x = 503,196,336.13
  5. Step 5: Solve for x
    x = 503,196,336.13/25,607.06
  6. Step 6: Final answer
    x = 19,650.69

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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.