Home / 34,700.64-52,060.68-13,938.72

Finding the Fourth Proportional to 34,700.64, 52,060.68 and 13,938.72

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Solution

The fourth proportional to 34,700.64, 52,060.68 and 13,938.72 is: 20,911.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,700.64 : 52,060.68 = 13,938.72 : x
  2. Step 2: Convert to fraction form
    34,700.64/52,060.68 = 13,938.72/x
  3. Step 3: Cross multiply
    34,700.64x = 52,060.68 × 13,938.72
  4. Step 4: Simplify right side
    34,700.64x = 725,659,241.53
  5. Step 5: Solve for x
    x = 725,659,241.53/34,700.64
  6. Step 6: Final answer
    x = 20,911.98

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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.