Home / 38,900.85-58,347.01-12,598.53

Finding the Fourth Proportional to 38,900.85, 58,347.01 and 12,598.53

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Solution

The fourth proportional to 38,900.85, 58,347.01 and 12,598.53 is: 18,896.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,900.85 : 58,347.01 = 12,598.53 : x
  2. Step 2: Convert to fraction form
    38,900.85/58,347.01 = 12,598.53/x
  3. Step 3: Cross multiply
    38,900.85x = 58,347.01 × 12,598.53
  4. Step 4: Simplify right side
    38,900.85x = 735,086,555.90
  5. Step 5: Solve for x
    x = 735,086,555.90/38,900.85
  6. Step 6: Final answer
    x = 18,896.41

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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.