Home / 25,431.48-38,098.02-14,304.36

Finding the Fourth Proportional to 25,431.48, 38,098.02 and 14,304.36

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Solution

The fourth proportional to 25,431.48, 38,098.02 and 14,304.36 is: 21,428.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,431.48 : 38,098.02 = 14,304.36 : x
  2. Step 2: Convert to fraction form
    25,431.48/38,098.02 = 14,304.36/x
  3. Step 3: Cross multiply
    25,431.48x = 38,098.02 × 14,304.36
  4. Step 4: Simplify right side
    25,431.48x = 544,967,793.37
  5. Step 5: Solve for x
    x = 544,967,793.37/25,431.48
  6. Step 6: Final answer
    x = 21,428.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.