Home / 32,881.68-45,381.16-18,544.45

Finding the Fourth Proportional to 32,881.68, 45,381.16 and 18,544.45

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Solution

The fourth proportional to 32,881.68, 45,381.16 and 18,544.45 is: 25,593.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,881.68 : 45,381.16 = 18,544.45 : x
  2. Step 2: Convert to fraction form
    32,881.68/45,381.16 = 18,544.45/x
  3. Step 3: Cross multiply
    32,881.68x = 45,381.16 × 18,544.45
  4. Step 4: Simplify right side
    32,881.68x = 841,568,673.29
  5. Step 5: Solve for x
    x = 841,568,673.29/32,881.68
  6. Step 6: Final answer
    x = 25,593.85

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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.