Home / 35,915.28-53,872.95-11,291.28

Finding the Fourth Proportional to 35,915.28, 53,872.95 and 11,291.28

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Solution

The fourth proportional to 35,915.28, 53,872.95 and 11,291.28 is: 16,936.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,915.28 : 53,872.95 = 11,291.28 : x
  2. Step 2: Convert to fraction form
    35,915.28/53,872.95 = 11,291.28/x
  3. Step 3: Cross multiply
    35,915.28x = 53,872.95 × 11,291.28
  4. Step 4: Simplify right side
    35,915.28x = 608,294,562.88
  5. Step 5: Solve for x
    x = 608,294,562.88/35,915.28
  6. Step 6: Final answer
    x = 16,936.93

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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.