Home / 33,113.81-45,697.06-18,967.57

Finding the Fourth Proportional to 33,113.81, 45,697.06 and 18,967.57

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Solution

The fourth proportional to 33,113.81, 45,697.06 and 18,967.57 is: 26,175.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,113.81 : 45,697.06 = 18,967.57 : x
  2. Step 2: Convert to fraction form
    33,113.81/45,697.06 = 18,967.57/x
  3. Step 3: Cross multiply
    33,113.81x = 45,697.06 × 18,967.57
  4. Step 4: Simplify right side
    33,113.81x = 866,762,093.81
  5. Step 5: Solve for x
    x = 866,762,093.81/33,113.81
  6. Step 6: Final answer
    x = 26,175.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.