Home / 25,380.75-35,025.71-14,050.47

Finding the Fourth Proportional to 25,380.75, 35,025.71 and 14,050.47

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Solution

The fourth proportional to 25,380.75, 35,025.71 and 14,050.47 is: 19,389.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,380.75 : 35,025.71 = 14,050.47 : x
  2. Step 2: Convert to fraction form
    25,380.75/35,025.71 = 14,050.47/x
  3. Step 3: Cross multiply
    25,380.75x = 35,025.71 × 14,050.47
  4. Step 4: Simplify right side
    25,380.75x = 492,127,617.33
  5. Step 5: Solve for x
    x = 492,127,617.33/25,380.75
  6. Step 6: Final answer
    x = 19,389.80

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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.