Home / 35,675.16-49,231.62-20,567.76

Finding the Fourth Proportional to 35,675.16, 49,231.62 and 20,567.76

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Solution

The fourth proportional to 35,675.16, 49,231.62 and 20,567.76 is: 28,383.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,675.16 : 49,231.62 = 20,567.76 : x
  2. Step 2: Convert to fraction form
    35,675.16/49,231.62 = 20,567.76/x
  3. Step 3: Cross multiply
    35,675.16x = 49,231.62 × 20,567.76
  4. Step 4: Simplify right side
    35,675.16x = 1,012,584,144.57
  5. Step 5: Solve for x
    x = 1,012,584,144.57/35,675.16
  6. Step 6: Final answer
    x = 28,383.45

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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.