Home / 34,683.06-52,038.43-20,649.70

Finding the Fourth Proportional to 34,683.06, 52,038.43 and 20,649.70

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Solution

The fourth proportional to 34,683.06, 52,038.43 and 20,649.70 is: 30,982.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,683.06 : 52,038.43 = 20,649.70 : x
  2. Step 2: Convert to fraction form
    34,683.06/52,038.43 = 20,649.70/x
  3. Step 3: Cross multiply
    34,683.06x = 52,038.43 × 20,649.70
  4. Step 4: Simplify right side
    34,683.06x = 1,074,577,967.97
  5. Step 5: Solve for x
    x = 1,074,577,967.97/34,683.06
  6. Step 6: Final answer
    x = 30,982.79

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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.