Home / 55,011.34-75,915.81-29,860.84

Finding the Fourth Proportional to 55,011.34, 75,915.81 and 29,860.84

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Solution

The fourth proportional to 55,011.34, 75,915.81 and 29,860.84 is: 41,208.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,011.34 : 75,915.81 = 29,860.84 : x
  2. Step 2: Convert to fraction form
    55,011.34/75,915.81 = 29,860.84/x
  3. Step 3: Cross multiply
    55,011.34x = 75,915.81 × 29,860.84
  4. Step 4: Simplify right side
    55,011.34x = 2,266,909,855.88
  5. Step 5: Solve for x
    x = 2,266,909,855.88/55,011.34
  6. Step 6: Final answer
    x = 41,208.05

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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.