Home / 37,208.28-55,812.89-10,913.57

Finding the Fourth Proportional to 37,208.28, 55,812.89 and 10,913.57

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Solution

The fourth proportional to 37,208.28, 55,812.89 and 10,913.57 is: 16,370.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,208.28 : 55,812.89 = 10,913.57 : x
  2. Step 2: Convert to fraction form
    37,208.28/55,812.89 = 10,913.57/x
  3. Step 3: Cross multiply
    37,208.28x = 55,812.89 × 10,913.57
  4. Step 4: Simplify right side
    37,208.28x = 609,117,687.82
  5. Step 5: Solve for x
    x = 609,117,687.82/37,208.28
  6. Step 6: Final answer
    x = 16,370.49

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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.