Home / 41,779.84-57,655.08-22,915.78

Finding the Fourth Proportional to 41,779.84, 57,655.08 and 22,915.78

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Solution

The fourth proportional to 41,779.84, 57,655.08 and 22,915.78 is: 31,623.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,779.84 : 57,655.08 = 22,915.78 : x
  2. Step 2: Convert to fraction form
    41,779.84/57,655.08 = 22,915.78/x
  3. Step 3: Cross multiply
    41,779.84x = 57,655.08 × 22,915.78
  4. Step 4: Simplify right side
    41,779.84x = 1,321,211,129.16
  5. Step 5: Solve for x
    x = 1,321,211,129.16/41,779.84
  6. Step 6: Final answer
    x = 31,623.17

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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.