Home / 33,689.39-46,492.47-18,376.76

Finding the Fourth Proportional to 33,689.39, 46,492.47 and 18,376.76

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Solution

The fourth proportional to 33,689.39, 46,492.47 and 18,376.76 is: 25,360.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,689.39 : 46,492.47 = 18,376.76 : x
  2. Step 2: Convert to fraction form
    33,689.39/46,492.47 = 18,376.76/x
  3. Step 3: Cross multiply
    33,689.39x = 46,492.47 × 18,376.76
  4. Step 4: Simplify right side
    33,689.39x = 854,381,079.23
  5. Step 5: Solve for x
    x = 854,381,079.23/33,689.39
  6. Step 6: Final answer
    x = 25,360.54

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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.