Home / 55,010.84-75,915.12-29,860.34

Finding the Fourth Proportional to 55,010.84, 75,915.12 and 29,860.34

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Solution

The fourth proportional to 55,010.84, 75,915.12 and 29,860.34 is: 41,207.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,010.84 : 75,915.12 = 29,860.34 : x
  2. Step 2: Convert to fraction form
    55,010.84/75,915.12 = 29,860.34/x
  3. Step 3: Cross multiply
    55,010.84x = 75,915.12 × 29,860.34
  4. Step 4: Simplify right side
    55,010.84x = 2,266,851,294.34
  5. Step 5: Solve for x
    x = 2,266,851,294.34/55,010.84
  6. Step 6: Final answer
    x = 41,207.36

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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.