Home / 25,347.31-34,981.09-14,016.58

Finding the Fourth Proportional to 25,347.31, 34,981.09 and 14,016.58

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Solution

The fourth proportional to 25,347.31, 34,981.09 and 14,016.58 is: 19,343.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,347.31 : 34,981.09 = 14,016.58 : x
  2. Step 2: Convert to fraction form
    25,347.31/34,981.09 = 14,016.58/x
  3. Step 3: Cross multiply
    25,347.31x = 34,981.09 × 14,016.58
  4. Step 4: Simplify right side
    25,347.31x = 490,315,123.98
  5. Step 5: Solve for x
    x = 490,315,123.98/25,347.31
  6. Step 6: Final answer
    x = 19,343.87

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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.