Home / 43,815.98-65,723.98-12,224.76

Finding the Fourth Proportional to 43,815.98, 65,723.98 and 12,224.76

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Solution

The fourth proportional to 43,815.98, 65,723.98 and 12,224.76 is: 18,337.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,815.98 : 65,723.98 = 12,224.76 : x
  2. Step 2: Convert to fraction form
    43,815.98/65,723.98 = 12,224.76/x
  3. Step 3: Cross multiply
    43,815.98x = 65,723.98 × 12,224.76
  4. Step 4: Simplify right side
    43,815.98x = 803,459,881.74
  5. Step 5: Solve for x
    x = 803,459,881.74/43,815.98
  6. Step 6: Final answer
    x = 18,337.14

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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.