Home / 35,027.67-48,339.54-19,921.71

Finding the Fourth Proportional to 35,027.67, 48,339.54 and 19,921.71

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Solution

The fourth proportional to 35,027.67, 48,339.54 and 19,921.71 is: 27,492.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,027.67 : 48,339.54 = 19,921.71 : x
  2. Step 2: Convert to fraction form
    35,027.67/48,339.54 = 19,921.71/x
  3. Step 3: Cross multiply
    35,027.67x = 48,339.54 × 19,921.71
  4. Step 4: Simplify right side
    35,027.67x = 963,006,297.41
  5. Step 5: Solve for x
    x = 963,006,297.41/35,027.67
  6. Step 6: Final answer
    x = 27,492.73

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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.