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Finding the Fourth Proportional to 35,464.75, 48,941.69 and 19,549.77

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Solution

The fourth proportional to 35,464.75, 48,941.69 and 19,549.77 is: 26,978.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,464.75 : 48,941.69 = 19,549.77 : x
  2. Step 2: Convert to fraction form
    35,464.75/48,941.69 = 19,549.77/x
  3. Step 3: Cross multiply
    35,464.75x = 48,941.69 × 19,549.77
  4. Step 4: Simplify right side
    35,464.75x = 956,798,782.91
  5. Step 5: Solve for x
    x = 956,798,782.91/35,464.75
  6. Step 6: Final answer
    x = 26,978.87

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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.