Home / 25,190.28-34,760.44-14,580.56

Finding the Fourth Proportional to 25,190.28, 34,760.44 and 14,580.56

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Solution

The fourth proportional to 25,190.28, 34,760.44 and 14,580.56 is: 20,119.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,190.28 : 34,760.44 = 14,580.56 : x
  2. Step 2: Convert to fraction form
    25,190.28/34,760.44 = 14,580.56/x
  3. Step 3: Cross multiply
    25,190.28x = 34,760.44 × 14,580.56
  4. Step 4: Simplify right side
    25,190.28x = 506,826,681.05
  5. Step 5: Solve for x
    x = 506,826,681.05/25,190.28
  6. Step 6: Final answer
    x = 20,119.93

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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.