Home / 25,403.86-35,057.40-14,225.86

Finding the Fourth Proportional to 25,403.86, 35,057.40 and 14,225.86

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Solution

The fourth proportional to 25,403.86, 35,057.40 and 14,225.86 is: 19,631.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,403.86 : 35,057.40 = 14,225.86 : x
  2. Step 2: Convert to fraction form
    25,403.86/35,057.40 = 14,225.86/x
  3. Step 3: Cross multiply
    25,403.86x = 35,057.40 × 14,225.86
  4. Step 4: Simplify right side
    25,403.86x = 498,721,664.36
  5. Step 5: Solve for x
    x = 498,721,664.36/25,403.86
  6. Step 6: Final answer
    x = 19,631.73

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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.