Home / 45,780.12-68,626.44-14,595.12

Finding the Fourth Proportional to 45,780.12, 68,626.44 and 14,595.12

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Solution

The fourth proportional to 45,780.12, 68,626.44 and 14,595.12 is: 21,878.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,780.12 : 68,626.44 = 14,595.12 : x
  2. Step 2: Convert to fraction form
    45,780.12/68,626.44 = 14,595.12/x
  3. Step 3: Cross multiply
    45,780.12x = 68,626.44 × 14,595.12
  4. Step 4: Simplify right side
    45,780.12x = 1,001,611,126.97
  5. Step 5: Solve for x
    x = 1,001,611,126.97/45,780.12
  6. Step 6: Final answer
    x = 21,878.74

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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.