Home / 45,632.12-68,455.38-19,337

Finding the Fourth Proportional to 45,632.12, 68,455.38 and 19,337

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Solution

The fourth proportional to 45,632.12, 68,455.38 and 19,337 is: 29,008.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,632.12 : 68,455.38 = 19,337 : x
  2. Step 2: Convert to fraction form
    45,632.12/68,455.38 = 19,337/x
  3. Step 3: Cross multiply
    45,632.12x = 68,455.38 × 19,337
  4. Step 4: Simplify right side
    45,632.12x = 1,323,721,683.06
  5. Step 5: Solve for x
    x = 1,323,721,683.06/45,632.12
  6. Step 6: Final answer
    x = 29,008.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.