Home / 28,689.96-43,034.70-16,994.76

Finding the Fourth Proportional to 28,689.96, 43,034.70 and 16,994.76

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Solution

The fourth proportional to 28,689.96, 43,034.70 and 16,994.76 is: 25,492.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,689.96 : 43,034.70 = 16,994.76 : x
  2. Step 2: Convert to fraction form
    28,689.96/43,034.70 = 16,994.76/x
  3. Step 3: Cross multiply
    28,689.96x = 43,034.70 × 16,994.76
  4. Step 4: Simplify right side
    28,689.96x = 731,364,398.17
  5. Step 5: Solve for x
    x = 731,364,398.17/28,689.96
  6. Step 6: Final answer
    x = 25,492.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.