Home / 43,586.81-65,377.90-14,002.34

Finding the Fourth Proportional to 43,586.81, 65,377.90 and 14,002.34

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Solution

The fourth proportional to 43,586.81, 65,377.90 and 14,002.34 is: 21,002.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,586.81 : 65,377.90 = 14,002.34 : x
  2. Step 2: Convert to fraction form
    43,586.81/65,377.90 = 14,002.34/x
  3. Step 3: Cross multiply
    43,586.81x = 65,377.90 × 14,002.34
  4. Step 4: Simplify right side
    43,586.81x = 915,443,257.40
  5. Step 5: Solve for x
    x = 915,443,257.40/43,586.81
  6. Step 6: Final answer
    x = 21,002.76

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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.