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Finding the Fourth Proportional to 35,222.80, 48,607.24 and 19,308.24

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Solution

The fourth proportional to 35,222.80, 48,607.24 and 19,308.24 is: 26,645.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,222.80 : 48,607.24 = 19,308.24 : x
  2. Step 2: Convert to fraction form
    35,222.80/48,607.24 = 19,308.24/x
  3. Step 3: Cross multiply
    35,222.80x = 48,607.24 × 19,308.24
  4. Step 4: Simplify right side
    35,222.80x = 938,520,255.66
  5. Step 5: Solve for x
    x = 938,520,255.66/35,222.80
  6. Step 6: Final answer
    x = 26,645.25

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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.