Home / 43,328.82-65,002.95-13,747.62

Finding the Fourth Proportional to 43,328.82, 65,002.95 and 13,747.62

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Solution

The fourth proportional to 43,328.82, 65,002.95 and 13,747.62 is: 20,624.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,328.82 : 65,002.95 = 13,747.62 : x
  2. Step 2: Convert to fraction form
    43,328.82/65,002.95 = 13,747.62/x
  3. Step 3: Cross multiply
    43,328.82x = 65,002.95 × 13,747.62
  4. Step 4: Simplify right side
    43,328.82x = 893,635,855.48
  5. Step 5: Solve for x
    x = 893,635,855.48/43,328.82
  6. Step 6: Final answer
    x = 20,624.51

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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.