Home / 35,395.35-48,845.08-19,479.80

Finding the Fourth Proportional to 35,395.35, 48,845.08 and 19,479.80

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Solution

The fourth proportional to 35,395.35, 48,845.08 and 19,479.80 is: 26,881.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,395.35 : 48,845.08 = 19,479.80 : x
  2. Step 2: Convert to fraction form
    35,395.35/48,845.08 = 19,479.80/x
  3. Step 3: Cross multiply
    35,395.35x = 48,845.08 × 19,479.80
  4. Step 4: Simplify right side
    35,395.35x = 951,492,511.50
  5. Step 5: Solve for x
    x = 951,492,511.50/35,395.35
  6. Step 6: Final answer
    x = 26,881.85

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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.