Home / 33,419.47-46,118.68-18,312.07

Finding the Fourth Proportional to 33,419.47, 46,118.68 and 18,312.07

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Solution

The fourth proportional to 33,419.47, 46,118.68 and 18,312.07 is: 25,270.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,419.47 : 46,118.68 = 18,312.07 : x
  2. Step 2: Convert to fraction form
    33,419.47/46,118.68 = 18,312.07/x
  3. Step 3: Cross multiply
    33,419.47x = 46,118.68 × 18,312.07
  4. Step 4: Simplify right side
    33,419.47x = 844,528,496.47
  5. Step 5: Solve for x
    x = 844,528,496.47/33,419.47
  6. Step 6: Final answer
    x = 25,270.55

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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.