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Finding the Fourth Proportional to 35,159.68, 48,519.84 and 19,243.72

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Solution

The fourth proportional to 35,159.68, 48,519.84 and 19,243.72 is: 26,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,159.68 : 48,519.84 = 19,243.72 : x
  2. Step 2: Convert to fraction form
    35,159.68/48,519.84 = 19,243.72/x
  3. Step 3: Cross multiply
    35,159.68x = 48,519.84 × 19,243.72
  4. Step 4: Simplify right side
    35,159.68x = 933,702,215.40
  5. Step 5: Solve for x
    x = 933,702,215.40/35,159.68
  6. Step 6: Final answer
    x = 26,556.05

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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.