Home / 25,288.29-34,898.22-13,958.28

Finding the Fourth Proportional to 25,288.29, 34,898.22 and 13,958.28

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Solution

The fourth proportional to 25,288.29, 34,898.22 and 13,958.28 is: 19,262.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,288.29 : 34,898.22 = 13,958.28 : x
  2. Step 2: Convert to fraction form
    25,288.29/34,898.22 = 13,958.28/x
  3. Step 3: Cross multiply
    25,288.29x = 34,898.22 × 13,958.28
  4. Step 4: Simplify right side
    25,288.29x = 487,119,126.26
  5. Step 5: Solve for x
    x = 487,119,126.26/25,288.29
  6. Step 6: Final answer
    x = 19,262.64

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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.