Home / 25,557.86-35,269.89-14,945.54

Finding the Fourth Proportional to 25,557.86, 35,269.89 and 14,945.54

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Solution

The fourth proportional to 25,557.86, 35,269.89 and 14,945.54 is: 20,624.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,557.86 : 35,269.89 = 14,945.54 : x
  2. Step 2: Convert to fraction form
    25,557.86/35,269.89 = 14,945.54/x
  3. Step 3: Cross multiply
    25,557.86x = 35,269.89 × 14,945.54
  4. Step 4: Simplify right side
    25,557.86x = 527,127,551.79
  5. Step 5: Solve for x
    x = 527,127,551.79/25,557.86
  6. Step 6: Final answer
    x = 20,624.87

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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.