Home / 35,256.98-48,654.64-19,341.78

Finding the Fourth Proportional to 35,256.98, 48,654.64 and 19,341.78

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Solution

The fourth proportional to 35,256.98, 48,654.64 and 19,341.78 is: 26,691.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,256.98 : 48,654.64 = 19,341.78 : x
  2. Step 2: Convert to fraction form
    35,256.98/48,654.64 = 19,341.78/x
  3. Step 3: Cross multiply
    35,256.98x = 48,654.64 × 19,341.78
  4. Step 4: Simplify right side
    35,256.98x = 941,067,342.86
  5. Step 5: Solve for x
    x = 941,067,342.86/35,256.98
  6. Step 6: Final answer
    x = 26,691.66

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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.