Home / 55,634.94-83,457.54-18,195.21

Finding the Fourth Proportional to 55,634.94, 83,457.54 and 18,195.21

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Solution

The fourth proportional to 55,634.94, 83,457.54 and 18,195.21 is: 27,294.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,634.94 : 83,457.54 = 18,195.21 : x
  2. Step 2: Convert to fraction form
    55,634.94/83,457.54 = 18,195.21/x
  3. Step 3: Cross multiply
    55,634.94x = 83,457.54 × 18,195.21
  4. Step 4: Simplify right side
    55,634.94x = 1,518,527,466.38
  5. Step 5: Solve for x
    x = 1,518,527,466.38/55,634.94
  6. Step 6: Final answer
    x = 27,294.49

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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.