Home / 25,139.64-34,693.26-14,529.72

Finding the Fourth Proportional to 25,139.64, 34,693.26 and 14,529.72

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Solution

The fourth proportional to 25,139.64, 34,693.26 and 14,529.72 is: 20,051.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,139.64 : 34,693.26 = 14,529.72 : x
  2. Step 2: Convert to fraction form
    25,139.64/34,693.26 = 14,529.72/x
  3. Step 3: Cross multiply
    25,139.64x = 34,693.26 × 14,529.72
  4. Step 4: Simplify right side
    25,139.64x = 504,083,353.69
  5. Step 5: Solve for x
    x = 504,083,353.69/25,139.64
  6. Step 6: Final answer
    x = 20,051.34

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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.