Home / 33,381.18-46,064.54-18,274.47

Finding the Fourth Proportional to 33,381.18, 46,064.54 and 18,274.47

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Solution

The fourth proportional to 33,381.18, 46,064.54 and 18,274.47 is: 25,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,381.18 : 46,064.54 = 18,274.47 : x
  2. Step 2: Convert to fraction form
    33,381.18/46,064.54 = 18,274.47/x
  3. Step 3: Cross multiply
    33,381.18x = 46,064.54 × 18,274.47
  4. Step 4: Simplify right side
    33,381.18x = 841,804,962.92
  5. Step 5: Solve for x
    x = 841,804,962.92/33,381.18
  6. Step 6: Final answer
    x = 25,217.95

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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.