Home / 25,715.33-35,485.48-14,382.86

Finding the Fourth Proportional to 25,715.33, 35,485.48 and 14,382.86

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Solution

The fourth proportional to 25,715.33, 35,485.48 and 14,382.86 is: 19,847.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,715.33 : 35,485.48 = 14,382.86 : x
  2. Step 2: Convert to fraction form
    25,715.33/35,485.48 = 14,382.86/x
  3. Step 3: Cross multiply
    25,715.33x = 35,485.48 × 14,382.86
  4. Step 4: Simplify right side
    25,715.33x = 510,382,690.87
  5. Step 5: Solve for x
    x = 510,382,690.87/25,715.33
  6. Step 6: Final answer
    x = 19,847.41

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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.