Home / 25,701.31-38,547.26-11,657.98

Finding the Fourth Proportional to 25,701.31, 38,547.26 and 11,657.98

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Solution

The fourth proportional to 25,701.31, 38,547.26 and 11,657.98 is: 17,484.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,701.31 : 38,547.26 = 11,657.98 : x
  2. Step 2: Convert to fraction form
    25,701.31/38,547.26 = 11,657.98/x
  3. Step 3: Cross multiply
    25,701.31x = 38,547.26 × 11,657.98
  4. Step 4: Simplify right side
    25,701.31x = 449,383,186.13
  5. Step 5: Solve for x
    x = 449,383,186.13/25,701.31
  6. Step 6: Final answer
    x = 17,484.84

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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.