Home / 30,683.14-45,987.02-15,883.62

Finding the Fourth Proportional to 30,683.14, 45,987.02 and 15,883.62

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Solution

The fourth proportional to 30,683.14, 45,987.02 and 15,883.62 is: 23,805.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,683.14 : 45,987.02 = 15,883.62 : x
  2. Step 2: Convert to fraction form
    30,683.14/45,987.02 = 15,883.62/x
  3. Step 3: Cross multiply
    30,683.14x = 45,987.02 × 15,883.62
  4. Step 4: Simplify right side
    30,683.14x = 730,440,350.61
  5. Step 5: Solve for x
    x = 730,440,350.61/30,683.14
  6. Step 6: Final answer
    x = 23,805.92

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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.