Home / 25,351.23-34,983.83-14,021.76

Finding the Fourth Proportional to 25,351.23, 34,983.83 and 14,021.76

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Solution

The fourth proportional to 25,351.23, 34,983.83 and 14,021.76 is: 19,349.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,351.23 : 34,983.83 = 14,021.76 : x
  2. Step 2: Convert to fraction form
    25,351.23/34,983.83 = 14,021.76/x
  3. Step 3: Cross multiply
    25,351.23x = 34,983.83 × 14,021.76
  4. Step 4: Simplify right side
    25,351.23x = 490,534,798.03
  5. Step 5: Solve for x
    x = 490,534,798.03/25,351.23
  6. Step 6: Final answer
    x = 19,349.55

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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.