Home / 34,738.30-47,938.65-19,635.85

Finding the Fourth Proportional to 34,738.30, 47,938.65 and 19,635.85

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Solution

The fourth proportional to 34,738.30, 47,938.65 and 19,635.85 is: 27,097.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,738.30 : 47,938.65 = 19,635.85 : x
  2. Step 2: Convert to fraction form
    34,738.30/47,938.65 = 19,635.85/x
  3. Step 3: Cross multiply
    34,738.30x = 47,938.65 × 19,635.85
  4. Step 4: Simplify right side
    34,738.30x = 941,316,140.60
  5. Step 5: Solve for x
    x = 941,316,140.60/34,738.30
  6. Step 6: Final answer
    x = 27,097.36

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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.