Home / 35,323.20-48,746.82-19,406.64

Finding the Fourth Proportional to 35,323.20, 48,746.82 and 19,406.64

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Solution

The fourth proportional to 35,323.20, 48,746.82 and 19,406.64 is: 26,781.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,323.20 : 48,746.82 = 19,406.64 : x
  2. Step 2: Convert to fraction form
    35,323.20/48,746.82 = 19,406.64/x
  3. Step 3: Cross multiply
    35,323.20x = 48,746.82 × 19,406.64
  4. Step 4: Simplify right side
    35,323.20x = 946,011,986.88
  5. Step 5: Solve for x
    x = 946,011,986.88/35,323.20
  6. Step 6: Final answer
    x = 26,781.60

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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.