Home / 25,983.81-38,973.29-7,265.52

Finding the Fourth Proportional to 25,983.81, 38,973.29 and 7,265.52

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Solution

The fourth proportional to 25,983.81, 38,973.29 and 7,265.52 is: 10,897.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,983.81 : 38,973.29 = 7,265.52 : x
  2. Step 2: Convert to fraction form
    25,983.81/38,973.29 = 7,265.52/x
  3. Step 3: Cross multiply
    25,983.81x = 38,973.29 × 7,265.52
  4. Step 4: Simplify right side
    25,983.81x = 283,161,181.63
  5. Step 5: Solve for x
    x = 283,161,181.63/25,983.81
  6. Step 6: Final answer
    x = 10,897.60

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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.