Home / 35,824.84-53,743.10-12,457.96

Finding the Fourth Proportional to 35,824.84, 53,743.10 and 12,457.96

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Solution

The fourth proportional to 35,824.84, 53,743.10 and 12,457.96 is: 18,688.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,824.84 : 53,743.10 = 12,457.96 : x
  2. Step 2: Convert to fraction form
    35,824.84/53,743.10 = 12,457.96/x
  3. Step 3: Cross multiply
    35,824.84x = 53,743.10 × 12,457.96
  4. Step 4: Simplify right side
    35,824.84x = 669,529,390.08
  5. Step 5: Solve for x
    x = 669,529,390.08/35,824.84
  6. Step 6: Final answer
    x = 18,688.97

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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.