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Finding the Fourth Proportional to 57,476.16, 86,211.84 and 15,922.08

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Solution

The fourth proportional to 57,476.16, 86,211.84 and 15,922.08 is: 23,882.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,476.16 : 86,211.84 = 15,922.08 : x
  2. Step 2: Convert to fraction form
    57,476.16/86,211.84 = 15,922.08/x
  3. Step 3: Cross multiply
    57,476.16x = 86,211.84 × 15,922.08
  4. Step 4: Simplify right side
    57,476.16x = 1,372,671,813.43
  5. Step 5: Solve for x
    x = 1,372,671,813.43/57,476.16
  6. Step 6: Final answer
    x = 23,882.46

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1.5x scale

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.