Home / 49,089.51-73,628.75-13,553.48

Finding the Fourth Proportional to 49,089.51, 73,628.75 and 13,553.48

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Solution

The fourth proportional to 49,089.51, 73,628.75 and 13,553.48 is: 20,328.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,089.51 : 73,628.75 = 13,553.48 : x
  2. Step 2: Convert to fraction form
    49,089.51/73,628.75 = 13,553.48/x
  3. Step 3: Cross multiply
    49,089.51x = 73,628.75 × 13,553.48
  4. Step 4: Simplify right side
    49,089.51x = 997,926,008.51
  5. Step 5: Solve for x
    x = 997,926,008.51/49,089.51
  6. Step 6: Final answer
    x = 20,328.70

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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.